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In the following question, a statement o...

In the following question, a statement of Assertion is followed by a statement of Reason.
Assertion: When a body moves along a circular path, the work done by a centripetal force is zero.
Reason: The centripetal force is utilised in moving the body along the circular path and hence the work is done.
Choose one of the following statements is correct?

A

Both assertion and reason are true and reason is the correct explanation of the assertion

B

Both assertion and reason are true but reason is not correct explanation of the assertion

C

Assertion is true but reason is false

D

Both assertion and reason are false

Text Solution

Verified by Experts

The correct Answer is:
C
The work done by the centripetal force is zero because it acts perpendicular to the circular path.
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PREMIERS PUBLISHERS-WORK, ENERGY AND POWER -MULTIPLE CHOICE QUESTIONS (OTHER IMPORTANT QUESTIONS & ANSWERS)
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  2. Choose the correct option:

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  8. Which one of the following statement is an incorrect statement?

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  9. The spring of the watch when wound possesses………………..energy.

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  10. A light and heavy body have equal momentum, which has greater K.E?

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  11. A light body and a heavy body have the same kinetic energy. Which one ...

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  14. In the following question, a statement of Assertion is followed by a s...

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  15. If the force and the displacement are in the same direction, then the ...

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  16. If the force and the displacement are at an angle of 180^(@), then wor...

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  17. Which one of the following statements is incorrect?

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  18. When a body does some work, we can say that work done by the body is

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  19. A body is said to be doing a negative work if :

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  20. Consider the following two statements. (A) Linear momentum of a syst...

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