Question

A body of mass 60 kg is moving with a speed 50 m s-1. Find its kinetic energy. Ans. 7.5 x 10^4 J ​

Answer 1

Answer:

The formula for kinetic energy is ½mv²

Explanation:

K= ½mv²

K= ½ × 60 × (50)²

K= ½ × 60 × 2500

K= 30× 2500

K = 3×25× 10³

K = 75×10³

K = 7.5×10⁴