A train moving with velocity of 54kmh-1 is accelerated so that its velocity becomes 72kmh-1 in 15 seconds find the acceleration of the train
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initial velocity(u)=52kmh-1 = 54*1000/60*60= 15ms-1
final velocity(v)=72kmh-1= 72*1000/60*60=20ms-1
time(t)=15seconds
a=v-u/t
a=20-15/15= 5/15= 1/5
acceleration=0.33ms-1 ans
final velocity(v)=72kmh-1= 72*1000/60*60=20ms-1
time(t)=15seconds
a=v-u/t
a=20-15/15= 5/15= 1/5
acceleration=0.33ms-1 ans
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