Asked by Straws

calculate the acceleration of a motor which from rest 90km/h in 15 seconds?

Answers

Answered by Reiny
vel = at + c
at t = 0, vel = 0, it was at rest, so c = 0

vel = at
when t = 15 sec or 15/3600 hours, vel = 90 km/h
90 = a(1/240)

a = ... km/h^2 , you did not say what units you want.
Answered by Masego
I didn't hv the answer i want can u pls info in details
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