Question

A train travelling at 30 ms -1. accelerates at 0.5ms-1 for 30s. How far will it travel in his time​

Answer 1

Explanation:

GIVEN:

u=30

a=0.5

t=30

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

therefore.

30(30)+½(0.5)(900)

$s = 900 + \frac{900}{4} \\ s = 900 + 225 \\ s = 1125m$