An incomplete derivation is shown below: Which quantity correctly fills the blank so…

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

Problem

An incomplete derivation is shown below:

P = \dfrac{W}{t} = \dfrac{F \times \_\_\_}{t} = F v

Which quantity correctly fills the blank so that the derivation is valid for motion with constant force along a straight line? (a)

(u+v)t

(b)

\dfrac{1}{2} a t^{2}

(c)

s

(d)

\dfrac{v^{2}-u^{2}}{2a}