Question

23. A car travelling at a speed of 15 ms is accelerated at a uniform rate of 2 ms /s .squre Calculate:
(a) speed of car after 5 seconds.
(b) distance travelled by it in this time.​

Answer 1

Answer:

a) v = u + at

= 15 + 2 x 5 = 25 m/s

b) s = ut + $\frac{1}{2}at^2$

= 15 x 5 + $\frac{1}{2}2\:\times\:5^2$

= 100 m