Wave Mechanics Question 574

Question: Frequency of oscillation is proportional to

Options:

A) $ \sqrt{\frac{3k}{m}} $

B) $ \sqrt{\frac{k}{m}} $

C) $ \sqrt{\frac{2k}{m}} $

D) $ \sqrt{\frac{m}{3k}} $

Show Answer

Answer:

Correct Answer: A

Solution:

[a] $ k _{eq}=k+2k=3k $