The restoring force acting on the mass is greatest

At B

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At A and C

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Between A and B

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Between B and C

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At A, B and C

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Solution

The correct option is A At A and C
Given : Amplitude of oscillation $A B = B C = a$
Magnitude of restoring force $| F | = k x$ where $x$ is the displacement from the mean position
$⟹$ $| F_{A} | = | F_{B} | = k a$ $(∵ x_{m a x} = a)$
Thus restoring force is greatest at point A and C.

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The restoring force acting on the mass is greatest

The correct option is A At A and CGiven : Amplitude of oscillation AB=BC=aMagnitude of restoring force |F|=kx where x is the displacement from the mean position⟹ |FA|=|FB|=ka (∵xmax=a)Thus restoring force is greatest at point A and C.

The correct option is A At A and C
Given : Amplitude of oscillation $A B = B C = a$
Magnitude of restoring force $| F | = k x$ where $x$ is the displacement from the mean position
$⟹$ $| F_{A} | = | F_{B} | = k a$ $(∵ x_{m a x} = a)$
Thus restoring force is greatest at point A and C.