Question

a bus is moving with a constant speed 75kmph the driver observes the red signal and applies brakes.If the speed of the bus reduces uniformly to 21kmph in 3seconds find the retardation produced in the bus​

Answer 1

Answer:

v=u+at

v=21 and u =75 and t=3 just find a

21=75+a×3

3a=-64

a=-21.3

Answer 2

Answer:

v=u+at

v=21 and u=75 and t=3 just find a

21=75+a×3

3a=-64

a=21.3

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