Question

A solid sphere of mass 2 kg rolls down a fixed

inclined plane of height 7 m. The rotational kinetic

energy of sphere at bottom of plane is

(g = 10 m/s2

)

(1) 40 J (2) 50 J

(3) 100 J (4) 140 J​

Answer 1

Answer:

1)40J 2) 50J

3)100J 4) 140 J

Explanation:

(1) 40J