Which one of the following equations correctly gives the displacement of a body…

PHYSICS · Single correct · A Level · Physics · Mechanics and materials · Mechanics and materials

Problem

Which one of the following equations correctly gives the displacement

s

of a body moving with constant acceleration

a

after time

t

, if its initial velocity is

u

? (a)

(u+v)\,t

(b)

u t + \tfrac12 a t^{2}

(c)

u t + a t^{2}

(d)

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