Question

SECTION-10:
PHYSICS
61. A car starts from rest and acceleration at 4 m/s' find its final velocity after 5 seconds.
A) 25 ms
B) 15 ms'
C) 20 ms."
D) 15 ms

explain

Answer 1

Given:- u= 0

a=4m/s²

t=5 sec

To find:-v

Solution:-

v=u+at

v= (0)+(4)×(5)

v= 20m/sec

Final velocity= 20m/sec

Answer= 20m/sec

Hope it helps you.