Question

A bullet of mass 10g moving with a velocity of 400m/s

Answer 1

Answer:

Given, mass (m) = 10 g = 0.01 Kg

Velocity (v) = 400 m/s

Kinetic Energy = 1/2 mv^2

= 1/2 x 0.01 x (400)^2

= 1/2 x 0.01 x 400 x 400

= 800 Joule