For a certain motion

PHYSICS · Subjective · CBSE · Physics · Units and Measurements · Units and Measurements

Problem

For a certain motion, the displacement is suggested to be

s = u t + \dfrac{1}{2} a t^{n}

, where

u

is initial speed,

a

is constant acceleration and

t

is time. Find the value of the exponent

n

that makes the equation dimensionally valid.