Physics, asked by meero1380, 1 year ago

A car moving with 54km/h applied brakes and and comes to rest in 3 seconds calculate acceleration.

Answers

Answered by AnuragJassal
1
Hey!!!

Here's ur answer

In CGS 54 km/h
= 54×5/18 = 15m/s
Intial Velocity (U)= 15m/s , Final velocity (V)= 0m/s, t = 3seconds
Acceleration = (V - U)/t
= 0 - 15 /3
= - 15/3
Acceleration = -5 m/s²

Here , retardation is occurring because the acceleration in negative value.


Hope it helps you
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