Question

a bus decreases its speed from 80 kilometre per hour to 60 km per hour in 5 seconds find the acceleration of bus

Answer 1

Time = 5 seconds = 5/(3600) hours = 0.00139 hours

a = (v - u)/t
a = (60 - 80)/0.00139
a = -14388.5 km/h²

Answer 2

Explanation:

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