Assertion and Reason Questions Class 9 Science Chapter 8 Motion

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Assertion and Reason Questions Class 9 – Motion

1) Assertion- Atoms, molecule, planets, stars, and galaxies are all lived in a motion.

Reason- every object has its own energy.

a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.

b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.

c) Assertion is true but Reason is false.

d) Both Assertion and Reason are false.

Ans-Assertion is true but Reason is false.

2) Assertion- Atoms, molecule, planets, stars, and galaxies are all lived in a motion.

Reason- every object shows motion by using its own energy.

a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.

b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.

c) Assertion is true but Reason is false.

d) Both Assertion and Reason are false.

Ans-Assertion is true but Reason is false.

3) Assertion- Atoms, molecule, planets, stars, and galaxies are all lived in a motion.

Reason- Atoms, molecule, planets, stars get free energy from the universe to move inside the hollow

a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.

b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.

c) Assertion is true but Reason is false.

d) Both Assertion and Reason are false.

Ans-Assertion is true but Reason is false.

4) Assertion- Atoms, molecule, planets, stars, and galaxies are always found in the steady form

Reason- Atoms, molecule, planets, stars get free energy from the universe to move inside the hollow

a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.

b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.

c) Assertion is true but Reason is false.

d) Both Assertion and Reason are false.

Ans-Both Assertion and Reason are false.

5) Assertion- Atoms, molecule, planets, stars, and galaxies are always found in the steady form

Reason- Atoms are made up of lots of molecules

a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.

b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.

c) Assertion is true but Reason is false.

d) Both Assertion and Reason are false.

Ans-Both Assertion and Reason are false.

6) Assertion-we all experiences sun rise and sunset every day.

Reason-sun is moving from west to east.

a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.

b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.

c) Assertion is true but Reason is false.

d) Both Assertion and Reason are false.

Ans-Assertion is true but Reason is false.

7) Assertion-we all experiences sun rise and sunset every day.

Reason-Mars is moving around the sun.

a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.

b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.

c) Assertion is true but Reason is false.

d) Both Assertion and Reason are false.

Ans-Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.

 

 

8) Assertion-we all experiences sun rise and sunset every day.

Reason- Earth is moving around the sun.

a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.

b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.

c) Assertion is true but Reason is false.

d) Both Assertion and Reason are false.

Ans-Both Assertion and Reason are correct, and reason is the correct explanation for assertion.

9) Assertion-we all experiences full moon day in every night.

Reason-sun is moving around the earth.

a) Both Assertion and Reason are correct, and reason is the correct explanation for assertion.

b) Both Assertion and Reason are correct, and Reason is not the correct explanation for Assertion.

c) Assertion is true but Reason is false.

d) Both Assertion and Reason are false.

Ans- Both Assertion and Reason are false.

10) Assertion- we all know that every night on earth is known as dark moon day.

Reason-Sun is moving around the earth.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-d)Assertion and reason are false.

11) Assertion-Different kind of objects take unequal time to cover same distance.

Reason-Every object have their own speed.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans- Both assertion and reason are correct, and reason is not the correct explanation for reason.

12) Assertion-Every object has their own speed.

Reason-Different kind of objects take unequal time to cover same distance.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-Both assertion and reason are correct, and reason is not the correct explanation for reason.

13) Assertion-Different kind of objects take unequal time to cover same distance.

Reason-Every object have not their own energy to move.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans- Assertion is true and reason is false.

14) Assertion-Different kind of objects take unequal time to cover same distance.

Reason-objects have unequal energy hence they travelled with the different speed.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

 

Ans- Both assertion and reason are correct, and reason is the correct explanation for assertion

15) Assertion-Different kind of objects take unequal time to cover same distance.

Reason-Every living object have their own energy to move.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-Both assertion and reason are correct, and reason is not the correct explanation for reason.

16) Assertion-Different kind of living objects take unequal time to cover same distance.

Reason-Every object have not their own energy to move.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-Assertion is true and reason is false.

17) Assertion- All types of objects take same time to travel from one place to another place

Reason- the objects which are under the motion shows natural process.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-Assertion and reason are false.

18) Assertion- All types of living objects take same time to travel from one place to another place

Reason- the objects which are under the motion shows natural process.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-Assertion and reason are false.

19) Assertion- the SI unit of the speed is Cms-1

Reason-Cms-1means centimeter inverse second.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-Assertion is true and reason is false.

20) Assertion- the SI unit of the speed is Sms-1

Reason-Cms-1means centimeter inverse second.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-Assertion and reason are false.

21) Assertion-The SI unit of the speed is Sms-1

Reason-SI unit gives us standard information’s

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

 

Ans-Both assertion and reason are correct, and reason is not the correct explanation for reason.

22) Assertion- To specify the speed of an object we required its magnitude.

Reason-magnitude is the scalar quantity.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-Assertion is true and reason is false.

23) Assertion- To specify the speed of an object we required its magnitude.

Reason-magnitude is the vector quantity.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-Both assertion and reason are correct, and reason is not the correct explanation for reason.

24) Assertion- To specify the speed of an object we required its formula.

Reason-magnitude is the vector-scalar quantity.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-Assertion and reason are false.

25) Assertion- Magnitude is the vector-scalar quantity.

Reason-To specify the speed of an object we required its formula.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-Assertion and reason are false.

26) Assertion-To specify the speed of an object we required its magnitude.

Reason- SI unit gives us all standard information I in the form of specific magnitude.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans- Assertion and reason are false.

27) Assertion-To specify the speed of an object we required motion.

Reason-SI unit gives us all standard information I in the form of specific motion.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-Assertion and reason are false.

28) Assertion-An average speed values gives us information of average specific speed.

Reason-speed term is always related with the time and motion.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

 

Ans- Assertion and reason are false.

29) Assertion- Speed is always equal to the distance divided by time.

Reason- we easily detect the speed of object by knowing two terms distance travelled and time.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans- Both assertion and reason are correct, and reason is not the correct explanation for reason.

30) Assertion- we easily detect the speed of object by knowing two terms distance travelled and time.

Reason- Speed is always equal to the distance divided by time.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-Both assertion and reason are correct, and reason is not the correct explanation for reason.

31) Assertion-Speed is always equal to the distance divided by time.

Reason-time is the special term which we daily used in our life which denoted by the t letter.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans- Both assertion and reason are correct, and reason is not the correct explanation for reason.

32) Assertion- total distance is equal to the speed multiply by time.

Reason- Speed is always equal to the distance divided by time.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-Both assertion and reason are correct, and reason is not the correct explanation for reason.

33) Assertion- The velocity of an object can be a uniform as well varied as per situations happens.

Reason- Velocity of object is determined by the average speed.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans- Assertion is true and reason is false.

34) Assertion- The velocity of an object can be a uniform as well varied as per situations happens.

Reason- Velocity of object is determined by the magnitude of the speed.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans- Assertion is true and reason is false.

35) Assertion- The velocity of an object can be a uniform as well varied as per situations happens.

Reason- Velocity can be changed by changing the object speed and direction of motion.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

 

Ans-Both assertion and reason are correct, and reason is not the correct explanation for reason.

36) Assertion-Velocity can be changed by changing the object speed and direction of motion.

Reason-The velocity of an object can be a uniform as well varied as per situations happens.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-Both assertion and reason are correct, and reason is not the correct explanation for reason.

37) Assertion-The velocity of an object can be always in uniform way.

Reason-velocity term is always related with the magnitude and motion.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-Assertion and reason are false.

38) Assertion-The velocity of an object can be always in uniform way.

Reason- Velocity can be changed by changing the magnitude of time.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-Assertion and reason are false.

39) Assertion- Average velocity of one object is 13.

Reason-initial velocity of object is 5.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-Assertion is true and reason is false.

40) Assertion- Average velocity of one object is 13.

Reason-when final velocity of an object is 21 that time, we get 13 as a average velocity.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-Assertion is true and reason is false.

41) Assertion- Average velocity of one object is 13.

Reason-when Initial velocity of objects is 5 and final velocity is 21 that time, we get 13 as a average velocity.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-Both assertion and reason are correct, and reason is the correct explanation for assertion

42) Assertion- Average velocity of one object is 10.

Reason-initial velocity of the object is 5 and final object is 15.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

 

Ans-Both assertion and reason are correct, and reason is the correct explanation for assertion

43) Assertion- Average velocity of one object is 10.

Reason-initial velocity of the object is 8 and final velocity is 15.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

ANS-Assertion is true and reason is false.

44) Assertion- Average velocity of one object is 10.

Reason-initial velocity of the object is 10 and final velocity is 15.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-Assertion is true and reason is false.

45) Assertion- Average velocity of one object is 10.

Reason-initial velocity of the object is 20 and final velocity is10 so, 20-10= 10 that is the reason 10 is the average velocity of object.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-Assertion is true and reason is false.

 

 

46) Assertion- during uniform motion of an object along a straight line the velocity remains constant with the time.

Reason-velocity is the scalar quantity.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-Assertion is true and reason is false.

47) Assertion-during uniform motion of an object along a straight line the velocity remains constant with the time.

Reason- Average velocity is always equals to displacement divided by total time taken.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-Both assertion and reason are correct, and reason is not the correct explanation for reason.

48) Assertion-Average velocity is always equals to displacement divided by total time taken.

Reason-during uniform motion of an object along a straight line the velocity remains constant with the time.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-Both assertion and reason are correct, and reason is not the correct explanation for reason.

 

 

49) Assertion-during uniform motion of an object along a straight line the velocity remains constant with the time.

Reason- Average velocity is always equals to displacement divided by speed.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-Assertion is true and reason is false.

50) Assertion-during uniform motion of an object along multiple lines the velocity remains constant with the time.

Reason- Average velocity is always equals to displacement divided by total time taken.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-Assertion and reason are false.

51) Assertion-Average velocity is always equals to displacement divided by total time taken.

Reason-during uniform motion of an object along multiple lines the velocity remains constant with the time.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-Assertion and reason are false.

 

 

52) Assertion- During uniform motion of an object along a straight line the velocity remains constant with the time.

Reason-The change in velocity of the object for any time interval is zero.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-Both assertion and reason are correct, and reason is not the correct explanation for reason.

53) Assertion-every object is always travelled with the uniform motion.

Reason-The object is travelled with the same straight line which generally shows uniform acceleration.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-d)Assertion and reason are false.

54) Assertion-the object is found under the uniform acceleration.

Reason- The object is travelled with the straight line and gradually its velocity increases or decreases by equal amount in equal intervals of time.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-a)Both assertion and reason are correct, and reason is the correct explanation for assertion

 

 

55) Assertion-The object is travelled with the straight line and gradually its velocity increases or decreases by equal amount in equal intervals of time.

Reason-the object is found under the uniform acceleration.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-a)Both assertion and reason are correct, and reason is the correct explanation for assertion

56) Assertion-the object is found under the negative acceleration.

Reason- The object is travelled with the straight line and its velocity increases or decreases by unequal amount in equal intervals of time.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-Assertion and reason are false

57) Assertion-The object is travelled with the straight line and its velocity increases or decreases by unequal amount in equal intervals of time.

Reason-The object is found under the negative acceleration.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-Assertion and reason are false.

58) Assertion- the object is found with the uniform acceleration.

Reason-acceleration is equal to the final velocity minus initial velocity divided by time.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-Both assertion and reason are correct, and reason is not the correct explanation for reason.

59) Assertion- a one car is moving with uniform acceleration.

Reason-acceleration is equal to the final velocity minus initial velocity divided by time.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-Both assertion and reason are correct, and reason is not the correct explanation for reason.

60) Assertion- a one car is moving with uniform acceleration.

Reason-a car is travelling with the straight line by increasing and decreasing velocity with the amount and in equal time interval.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-Both assertion and reason are correct, and reason is the correct explanation for assertion

61) Assertion- a one car is moving with uniform acceleration.

Reason–The object is travelled with the straight line and gradually its velocity increases or decreases by equal amount in equal intervals of time.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

 

Ans-Both assertion and reason are correct, and reason is not the correct explanation for reason.

62) Assertion- a one car is moving with non-uniform acceleration.

Reason-The object is travelled with the multiple line and its velocity increases or decreases by unequal amount in equal intervals of time.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-Assertion and reason are false.

63) Assertion- a one car is moving with non-uniform acceleration.

Reason-a car is travelling with the straight line by increasing and decreasing velocity with the amount and in equal time interval.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-Assertion is true and reason is false.

64) Assertion-when an object moves in a circular path with the uniform speed the speed of motion is known as uniform circular motion.

Reason-earth is the example of uniform circular motion.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-Both assertion and reason are correct, and reason is not the correct explanation for reason.

 

65) Assertion-when an object moves in a circular path with the uniform speed the speed of motion is known as uniform circular motion.

Reason-Sun is the example of uniform circular motion.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-Assertion is true and reason is false.

66) Assertion-earth is the example of uniform circular motion.

Reason-when an object moves in a circular path with the uniform speed the speed of motion is known as uniform circular motion.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-Both assertion and reason are correct, and reason is not the correct explanation for reason.

67) Assertion- when an object moves in a circular path with the uniform speed the speed of motion is known as centripetal circular motion.

Reason-earth is the example of centripetal circular motion.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-Assertion and reason are false.

68) Assertion-earth is the example of centripetal circular motion.

Reason-when an object moves in a circular path with the uniform speed the speed of motion is known as centripetal circular motion.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-Assertion and reason are false.

69) Assertion- when an object moves in a circular path with the uniform speed the speed of motion is known as half centripetal circular motion.

Reason-earth is the example of centripetal circular motion.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-Assertion and reason are false.

70) Assertion- when an object moves in a circular path with the uniform speed the speed of motion is known as half centripetal circular motion.

Reason-pendulum is the example of centripetal circular motion.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-Assertion and reason are false.

71) Assertion- the object is always travelled with the uniform and non-uniform motion.

Reason-motion of the object is always changing when it changes its paths.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-Assertion is true and reason is false.

72) Assertion- the object is always travelled with the uniform and non-uniform motion.

Reason-motion of the object is always changing when it changes its speed

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-Both assertion and reason are correct, and reason is not the correct explanation for reason.

73) Assertion-the object is always travelled with the uniform and non-uniform motion.

Reason- the velocity of object is depending on the motion of abject whether it is uniform or not.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-Both assertion and reason are correct, and reason is the correct explanation for assertion

74) Assertion-the object is always travelled with the uniform motion.

Reason-motion is the scalar term.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-Assertion and reason are false.

75) Assertion-motion is the scalar term.

Reason-the object is always travelled with the uniform motion.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-Assertion and reason are false.

76) Assertion – motion and velocity are the scalar quantities.

Reason-velocity is always depending on motion of an object.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans- Assertion and reason are false.

77) Assertion-the velocity of object is depending on the motion of abject whether it is uniform or not.

Reason-the object is always travelled with the uniform and non-uniform motion.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans- Both assertion and reason are correct, and reason is the correct explanation for assertion

78) Assertion-the formula of velocity is P/t

Reason-the velocity of object is depending on the pendulum.

a) Both assertion and reason are correct, and reason is the correct explanation for assertion

b) Both assertion and reason are correct, and reason is not the correct explanation for reason.

c) Assertion is true and reason is false.

d) Assertion and reason are false.

Ans-d) Assertion and reason are false.

Updated: February 20, 2022 — 3:05 am

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