Wave Mechanics Question 538

Question: Which of the following is true about total mechanical energy of SHM?

Options:

A) It is zero at mean position.

B) It is zero at extreme position.

C) It is always zero.

D) It is never zero.

Show Answer

Answer:

Correct Answer: D

Solution:

[d] Total mechanical energy is constant throughout the motion and equals $ \frac{1}{2}m{{\omega }^{2}}A^{2} $ .