Physics, asked by Rahul48261, 1 year ago

The speed of a bus increase from 25km/ h to 70km/h is 5 second .find the mean acceleration of the bus.

Answers

Answered by pulkitkumargupta2004

4

Formula of acceleration is a=v-u/t
So Uis 27km/h we have to change in m/s 27×5/18=15/2=7.5m/s
70km/h is 70×5/18=19.4
T= 5 sec
7.5×19.4/5=29.1m/s

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