Question

A car is moving with velocity of 2m/s.when the driver Applied brake, it come to rest by 4 second.
a) What is the velocity of the car when it come to rest?
b) calculate the deceleration​

Answer 1

a- rest mein 0 m/s

b-- acceleration=V¹-V²/time

= 2m/s-0m/s/4 sec

=2m/s/4s = 1/2 or 0.5 acceleration ans...is it correct??