Question

(17) The kinetic energy of a body of mass 2 kg and
momentum 2 Ns is:
fa) 1
(b) 2 J
(c) 3)
(d) 4J​

Answer 1

Answer:

A

Explanation:

Given:

m = 2kg , p = 2 Ns

Kinetic energy K = p^2 / 2m

Therefore, K = 2^2 / 2 × 2

= 4 / 4 = 1 J