Identify the correct expression for instantaneous power when a constant force acts on…

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

Problem

Identify the correct expression for instantaneous power when a constant force

F

acts on a body moving at instantaneous speed

v

along the direction of the force. (a)

P = \dfrac{1}{2}\,Fv

(b)

P = 2Fv

(c)

P = Fv

(d)

P = Fv\,\sin\theta