Question

A car travelling at 63km/h. applies drokes and brins it alone to 27 km/h.in 4sec calculate the accelerat on of the car​

Answer 1

Explanation:

U = 63km/h

u means travel at normal speed or uniform speed

Velocity = 27km/h

apply brakes or any other things

time = 4 second

accelerate = (?)

accelerate = V - U ÷ T

27km/h - 63km/h ÷ 4 second

- 36 km/ h ÷ 4 second

accelerate = - 9

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