Question

The acceleration of a car that speeds up from 12 m/s to 30 m/s in 15 seconds.

Answer 1

Answer:

From 1st equation of motion

V = u + at

30 = 12 + a× 15

a = 0.2 meter per sec sqr

Explanation:

hope the answer will help

Answer 2

Answer:

1.2m/s²

Explanation:

v=30m/sec

u=12m/sec

t=15sec

v=u+at

30=12+a.15

15a=30-12

15a=18

a=18÷15

a=1.2m/s

hope this helps u