a car moving with a velocity of 25.2 kilometre per hour is brought to rest by application of brakes within a distance of 10m show that the total resistance to the motion of the car was one fourth of the weight of the car
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Remove the zero from the speed multiply the figure by itself and then multiply by 0.4.The figure 0.4 is taken from the fact that the braking distance from 10km/h in dry road conditions is approximately 0.4 metres. This has been calculate by means of researches measuring the braking distance
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