$s = u t + \frac{1}{2} a t^{2}$ , make “a” as subject of the formula and find the coefficient of $\frac{1}{t}$ .

-2u

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is A
-2u

$s = u t + \frac{1}{2} a t^{2}$

$2 (s - u t) = a t^{2}$

$a = \frac{2 (s - u t)}{t^{2}}$

$a = \frac{2 s}{t^{2}} - \frac{2 u}{t}$

Hence, the coefficient of $\frac{1}{t}$ is $- 2 u$ .

Suggest Corrections

Similar questions

S = u t + \frac{1}{2} a t^{2}

u

s = u t + \frac{a t^{2}}{2}

S

S = u t - \frac{1}{2} a t^{2}

1 %

t

S

a

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

Join BYJU'S Learning Program