a bus decreases its speed from 72 km per hour to 54 km per hour in 5 second find the acceleration of the bus
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given:-
initial velocity=72km/h------m/sec
u=20m/sec
final velocity=54km/h-------m/sec
v=15m/sec
acceleration =v-u/t
a=15-20/5
a=-5/5=-1
the bus is in retardation of 5m/sec2
a=15-
given:-
initial velocity=72km/h------m/sec
u=20m/sec
final velocity=54km/h-------m/sec
v=15m/sec
acceleration =v-u/t
a=15-20/5
a=-5/5=-1
the bus is in retardation of 5m/sec2
a=15-
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