Question

Frequency of oscillation is proportional to

• A. $\sqrt{\frac{3k}{m}}$
• B. $\sqrt{\frac{k}{m}}$
• C. $\sqrt{\frac{2k}{m}}$
• D. $\sqrt{\frac{m}{3k}}$

Answer 1

Answer: (A)

$k_{eq}=k+2k=3k$