Wave Mechanics Question 563

Question: If< E > and < U> denote the average kinetic and the average potential energies respectively of mass describing a simple harmonic motion, over one period, then the correct relation is

Options:

A) =

B) =2

C) =-2

D) =-< U>

Show Answer

Answer:

Correct Answer: A

Solution:

[a] $ E _{ay}=U _{av}=\frac{1}{4}m{{\omega }^{2}}A^{2} $