Hello Students are looking for Assertion and Reason Questions Class 8 Science Chapter 12 Friction, If yes here we Net Explanations have given Assertion and Reason MCQ for 8th Class Science Chapter 12.
Solved CBSE Class 8 Science Chapter 12 Assertion and Reason Questions – Friction. Here we (Net Explanations) working very hard to providing you with the Important Assertion Reason Questions for this Chapter.
Assertion and Reason Questions Class 8 Science Chapter 12 Friction
1.) ASSERTION :It is done to provide the shoes better grip on the floor
REASON :The reason of shoes grip so that you can move safely.
a) Assertion and reason both are correct statement and reason is correct explanation for assertion.
b) Assertion and reason both are correct statement and reason is not correct explanation for assertion.
c) Assertion is correct statement but reason is wrong statement.
d) Assertion is wrong statement but reason is correct statement.
Ans- Option A
2.) ASSERTION : the force of friction is greater if a rough surface is involved.
REASON :. When we attempt to move any surface, we have to apply a force to overcome interlocking. On rough surfaces, there are a larger number of irregularities.
a) Assertion and reason both are correct statement and reason is correct explanation for assertion.
b) Assertion and reason both are correct statement and reason is not correct explanation for assertion.
c) Assertion is correct statement but reason is wrong statement.
d) Assertion is wrong statement but reason is correct statement.
Ans- OPTION A
3.) ASSERTION: When one body rolls over the surface of another body, the resistance to its motion is called rolling friction. Rolling reduces friction. It is always easier to roll than to slide a body over another.
REASON: It is convenient to pull luggage fitted with rollers.
a) Assertion and reason both are correct statement and reason is correct explanation for assertion.
b) Assertion and reason both are correct statement and reason is not correct explanation for assertion.
c) Assertion is correct statement but reason is wrong statement.
d) Assertion is wrong statement but reason is correct statement.
Ans- Option A
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