Practicing Success

Target Exam

CUET

Subject

Physics

Chapter

Magnetism and Matter

Question:

Options:

a

b

c

d

Correct Answer:

a

Explanation:

Frequency is inversely propotional to $ f \propto \frac{1}{\sqrt I}$ 

$\Rightarrow \text{On quadrupling the moment of inertia of a magnet, it's frequency of oscillation will be half.}$