Motion in a Plane MCQ Questions Class 11 Physics Chapter 4
NCERT MCQ Questions for Class 11 Physics Chapter 4 Motion in a Plane. Motion in a Plane MCQ Questions with Answers from Class 11 Physics.
Motion in a Plane MCQ Questions Class 11 Physics Chapter 4
Motion in a Plane Multiple Choice Questions with Answers Class 11 Physics Chapter 4 PDF is available.
1) Scalar quantities are those which has
a) Magnitude only
b) Direction only
c) Both a and b
d) None
Ans: a) magnitude only
2) Vectors are quantities which are having
a) Magnitude
b) Direction
c) Both a and b
d) None
Ans: c) both a and b
3) The trainable law of addition and parallelogram law of addition is obeyed by
a) Vectors
b) Scalars
c) Both a and b
d) None
Ans: a) vectors
4) Displacement vector does not depends on the
a) Direction of motion
b) Actual path length
c) Both a and b
d) None
Ans: b) actual path length
5) The magnitude of the displacement is _____ the path length of an object between two points.
a) Less than path length
b) Equal to path length
c) Greater than path length
d) Both a and b
Ans: d) both a and b
6) The two vectors A and B are said to be equal only if they have
a) Same direction
b) Same magnitude
c) Both a and b
d) None
Ans: c) both a and b
7) If we multiply the vector by scalar then it’s magnitude changes by scalar but it’s direction
a) Also changes
b) Remains same
c) Both a and b
d) None
Ans: b) remains same
8) Negative vector of a vector is having same
a) Same magnitude
b) Opposite direction
c) Both a and b
d) None
Ans: c) both a and b
9) The vector Addison is
a) Commutative
b) Associative
c) Both a and b
d) None
Ans: c) both a and b
10) Zero vector is the vector having
a) Zero magnitude
b) Unit magnitude
c) Both a and b
d) None
Ans: a) zero magnitude
11) Zero vector is also called as
a) Point vector
b) Unit vector
c) Null vector
d) None
Ans: c) null vector
12) The direction of zero or null vector is
a) Specified
b) Not specified
c) Both a and b
d) Not confirm
Ans: b) not specified
- In case you have missed:- Previous Chapter MCQ Questions
13) A + O =
a) O
b) A
c) Both a and b
d) None
Ans: b) A
14) K O =
a) K
b) O
c) Both a and b
d) None
Ans: b) O
15) O A =
a) O
b) A
c) Both a and b
d) None
Ans: a) O
16) The vector having unit magnitude is called as
a) Unit vector
b) Null vector
c) Zero vector
d) None
Ans: a) unit vector
17) The unit vectors i, j, k which are along the X, Y and Z axes respectively are
a) Parallel to each other
b) Perpendicular to each other
c) None
d) Both a and b
Ans: b) perpendicular to each other
18) The direction of velocity at any point on the path of an object is
a) Perpendicular to the path
b) Parallel to the path
c) Tangential to the path
d) None
Ans: c) tangential to the path
19) The direction of velocity at any point on the path of an object is
a) Tangential to the path at that point
b) In the direction of motion
c) Both a and b
d) None
Ans: c) both a and b
20) An object that is in flight after being thrown or projected is called
a) Vector
b) Scalar
c) Projectile
d) None
Ans: c) projectile
21) If the motion of particle along circular path is with constant speed then the motion is called as
a) Non uniform circular motion
b) Uniform circular motion
c) Rectilinear motion
d) None
Ans: b) uniform circular motion
22) The acceleration of an object moving with speed v in a circle of radius R has magnitude
a) V/R
b) V2/R
c) VR
d) V/R2
Ans: b) V2/R
23) The acceleration of the particle directed towards the centre of circle is called as
a) Centrifugal acceleration
b) Centripetal acceleration
c) Both a and b
d) None
Ans: b) centripetal acceleration
24) The unit vector associated with vector A is given by
a) A/ A
b) A/ |A|
c) |A| /A
d) None
Ans: b) A/ |A|
25) The resultant acceleration of an object in circular motion is towards the centre only if
a) Speed is constant
b) Speed is not constant
c) Both a and b
d) None
Ans: a) speed is constant
- In case you have missed:- Next Chapter MCQ Questions