aa car of mass 1000 kg is moving with the speed of 20 metre per second after applying brakes it to come tourist in 10 metre calculate the force applied by the brakes to stop the car
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Answer: formula used=v^2-u^2=2*a*s
0–(20m/s)^2=2*10*a
-400m^2/s^2=20*a
-400m^2/s^2/20=a
-20m/s^2=a
Therefore force=mass*acceleration
F=1000kg*-20m/s^2
F=-20000kg*m/s^2
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