Question

Due to global warming, ice on polar caps is likely to melt in larger quantity. Due to this effect
Rotational Motion
(1) Moment of inertia of earth shall decrease
(2) Length of the day shall decrease
(3) Angular velocity of earth shall decrease
4) Angular momentum of earth shall decrease​

Answer 1

$\huge\boxed{\fcolorbox{aqua}{lime}{Answer:-}}$

Answer 2

Answer:

3) Angular velocity of earth shall decrease.