the speed of a train decrease from 80 km per hour to 60 km per hour in 5 seconds what is the acceleration of the train
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u = 80km/h = 22.22m/s
v = 60km/h = 16.66m/s
a= v-u/t
= 16.66-22.22/5
= -5.56/5
= -1.112m/s^2
v = 60km/h = 16.66m/s
a= v-u/t
= 16.66-22.22/5
= -5.56/5
= -1.112m/s^2
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