In this question, a statement of assertion is followed by …

Physics Work, Energy, Power and Collision Assertion & Reason MCQ (Single Correct)

In this question, a statement of assertion is followed by a statement of reason . Mark the correct choice as:

Assertion: The work done by the spring force in a cyclic process is zero.
Reason: Spring force is a conservative force.

If both assertion and reason are true and reason is the correct explanation of assertion.

If both assertion and reason are true but reason is not the correct explanation of assertion.

If assertion is true but reason is false.

If assertion is false but reason is true.

Text Solution

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The correct answer is:

In case of spring force, the work done only depends on the initial and final positions. So

spring force is a conservative force and in cyclic process the initial and final positions are same, hence work done is zero.

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