The brakes of 100 kg car expert a force of 3000 Newton how long with it take the car to come to a stop from a velocity of 30 metre per second
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Answer:
Given:-
Mass = 100kg
Force = 3000N
Initial Velocity (u) = 0
Final Velocity (v) = 30m/s
To find:-
Accleration
Time
We know that F = ma
a = f/m
= 3000/100
= 30m/s^2
By applying v-u = at
30 - 0 = 30×t
30 = 30t
t = 30/30
t = 1sec.
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