A motor car is moving with a velocity of 108kmph and it takes 4s to stop after the brakes are applied. Calculate the force exerted by the brakes on the motor car , if it's mass along with the passengers is looking
Answers
Answered by
2
Answer:
Force=mass*acceleration
f=m×tv−u
f=1000×40−108×185
=1000×(−7.5)
∴f=−7500N
opposing force is denoted by negative sign
Similar questions