Question

a bus starting from rest acquires a speed of 60 km per hour in 20 sec. calculate the acceleration of the bus in (1)km per hour /per sec. (2)km h-2. I will mark brainliest

Answer 1

here u= 0

v=60km/hr

t=20sec

using newtons law of motion

v = u+at

60=0+a×20/60×60

a= 10800km/hr and a= 3km/sec

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