Question

a car attains a velocity of 20m/sec in 2.5 sec. If intially ot had been at rest, its acceleration must be ?​

Answer 1

v=20 m/s

t=2.5 sec

u=0

a=a

as we know that

v=u+at

20=0+a*2.5

a=8 m/s²

Answer 2

Answer:

8m/s

Explanation:

formula of finding =v=u+at

20= 0+a*2.5

a=8m/s