(A) : polar ice melts, day will be longer.(R ) : Moment of inertia increases and thus angular velocity decreases.

(A) : polar ice melts, day will be longer.(R ) : Moment of inertia inc

1.	(A) : polar ice melts, day will be longer.(R ) : Moment of inertia increases and thus angular velocity decreases.
Answer» Both (A) and (R ) are true and (R ) is the CORRECT EXPLANATION of (A) Both (A) and (R ) are true and (R ) is not the correct explanation of (A) (A) is true but (R ) is false Both (A) and (R ) are false Answer :A