Question

a driver applies the brakes and slow down the velocity of bus from 80 kilometre per hour to 60 km per hour in 5 seconds calculate the acceleration of the bus

Answer 1

Aceelerration = rate of change of velocity
Change in velocity =20km/hr=100/18 m/s
Time = 5 second
A=20/18 m/s=10/9 m/s


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