Question

Calculate the energy of a body of mass 20 kg moving with velocity of 0.1 m / s.

Answer 1

m = 20kg

v = .1 m/s

k = 1/2 mv^2

= .1 joule answer

Answer 2

=1/2mv 2=1/2×20×(0.1)ki power 2=0.1 joule