Question

On melting of ice on the pole of the earth, its moment of inertia will :

• A. increase
• B. decrease
• C. remain unchanged
• D. none of these

Answer 1

The correct option is A increase

$\begin{array}{c}\text{On melting the ice on the poles the water}\\ \text{formed by the melting of ice gets distributed}\\ \text{to rest of the surface of earth.}\\ \text{Hence the mass distribution extent increases}\\ \text{which also increase the moment of inertia}\\ \text{of earth.}\end{array}$