Physics Simple Harmonic Motion (Oscillations) All Topic Question for Revision Test MCQ (Single Correct)

A spring has a natural length of 50 cm and a force constant of . A body of mass 10 kg is suspended from it and the spring is stretched. If the body is pulled down to a length of 58 cm and released, it executes simple harmonic motion. What is the net force on the body when it is at its lowermost position of its oscillation? (Take, )

A
20 N
B
40 N
C
60 N
D
80 N

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Text Solution

Verified by Experts
The correct answer is:
C

At its lowermost point, spring is stretched by 8 cm or .

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