Question

A bus accelerates uniformly from 54 km per hour to 72 kilometre per hour in 10 secondcalculate the acceleration in metre per second square and distance covered by the bus in metres

Answer 1

Answer:

Explanation:Acceleration = Change in velocity / Time

                    = v - u / t

72km/h = 72 × 5 / 18 m/s = 20m/s

54km/h = 54 × 5 / 18m/s  = 15m/s

Answer 2

Answer:

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