Q5) A bus decreases its speed from 80km/h to 60km/h in 5 seconds. Find the acceleration of the bus
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Explanation:
initial speed u =80km/hr
=80*1000/60*60
=22.22m/sec
final speed =60km/hr
=60*1000/60*60
=16.66
time taken t =5sec
acceleration a = v-u/t
=16.66-22.22/5
= -5.56/5
=-1.11m/sec
isha1936:
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