Question

A bus is travelling at 50 km/h. The driver applies breaks after 10 minutes to bring down the velocity

to 30 km/h. Find out acceleration for the bus.​

Answer 1

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As acceleration is equal to rate of change of velocity so :-

a=v-u/t

30-50/⅙ (as 10 min is equal to 1/6 hrs)

-20/⅙

-20×6

-120 m/s²