question_answer

A body executing linear simple harmonic motion has a velocity of 3 m/s when its displacement is 4 cm and a velocity of 4 m/s when its displacement is 3 cm. What is the amplitude of oscillation?

A) 5 cm                

B) 7.5 cm

C) 10 cm              

D) 12.5 cm

Correct Answer: A

Solution :

Velocity in SHM is given by At                             ? (1) At                             ? (2) Dividing (2) by (1), we get or or or