Assertion :A pendulum is oscillating between points A, B and C. Acceleration of bob at points A or C is zero. Reason: Velocity at these points is zero.

Both Assertion and Reason are correct and Reason is the correct explanation for Assertion

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Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion

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Assertion is correct but Reason is incorrect

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Assertion is incorrect and Reason is correct

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Solution

The correct option is D Assertion is incorrect and Reason is correct
Acceleration of bob at points A and C is not zero but $g ↓$ . Hence, assertion is correct. However, velocity becomes zero and changes direction at these two points. Thus, reason is correct. Hence, option D.

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Assertion :A pendulum is oscillating between points A, B and C. Acceleration of bob at points A or C is zero. Reason: Velocity at these points is zero.

The correct option is D Assertion is incorrect and Reason is correctAcceleration of bob at points A and C is not zero but g↓ . Hence, assertion is correct. However, velocity becomes zero and changes direction at these two points. Thus, reason is correct. Hence, option D.

The correct option is D Assertion is incorrect and Reason is correct
Acceleration of bob at points A and C is not zero but $g ↓$ . Hence, assertion is correct. However, velocity becomes zero and changes direction at these two points. Thus, reason is correct. Hence, option D.