Question

The velocity of a body changes from 10 ms- to 20 ms- in 2.5 seconds. Its acceleration in ms is:​

Answer 1

Answer:

given,

u=10 m/s

v=20m/s

t=2.5s

a=?

using first law of motion

v=u+at

20=10+2.5a

a=20+10/2.5

a=12 m/s square