Which of the following expressions is a correct relationship between kinetic energy,

PHYSICS · Single correct · CBSE · Physics · Work, Energy and Power · Work, Energy and Power

Problem

E_K

, and momentum,

p

? (1)

E_K = \frac{mp^2}{2}

(2)

E_K = \left(\frac{p}{2m}\right)^2

(3)

E_K = \frac{p^2}{m}

(4)

E_K = \frac{p^2}{2m}