Question

a bullet of mass 200g is moving with a velocity 4m/s.Its kinetic energy is ?​

Answer 1

Answer:

1.6 kg m/s²

Explanation:

Kinetic Energy = 1/2 m v²

m=200 g ==>200/1000 ==>0.2 kg

v=4 m/s

K.E.===>1/2 * 0.2 * (4)²

==>1/2 * 0.2 * 16

==>1.6 kg m/s²