a car of mass 480kg moving at a speed of 54km/h is stopped by applying breaks in 10s calculate the force applied by the breaks
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F = ma
m = 480 kg
a = (v - u) / t = (54kmph - 0) / 10s = (15m/s - 0) / 10s = 1.5 m/s^2
F = 480 * 1.5 = 720 N
m = 480 kg
a = (v - u) / t = (54kmph - 0) / 10s = (15m/s - 0) / 10s = 1.5 m/s^2
F = 480 * 1.5 = 720 N
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