Question

The momentum of an object of mass 10 kg is100 kg ms-1.calculate the kinetic energy of the object. ​

Answer 1

Answer:

KE = 500 Joule

Explanation:

p = mv = 100kg.m/s ; m = 10kg , v = ?

v = p/m = 100/10 = 10m/s

KE = 1/2mv² = 1/2×10kg×10²m/s = 500 Joule