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A body is executing SHM under the action of a force whose maximum magnitude is 50 N. The magnitude of force acting on the particle at the time when its energy is half kinetic and half potential is

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a
25 N
b
25√2N
c
252N
d
12.5 N

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detailed solution

Correct option is B

fmax=mAω2=50N;  PE=KE at x=A2f=mω2x


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