A car moving with a velocity of 18 kmph is brought to rest in a distance of 5 km by applying brakes Find its retardation
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A car moving with a velocity of 18 kmph is brought to rest in a distance of 0.5 km by applying brakes. Find its retardation?
Solution:
Initial Velocity of the car = u = 18 kmph = 5 ms
-1,
Final Velocity of the car = v = 0,
Distance travelled = S = 0.5 km = 500m
We have, v
2 = u
2 + 2as.
0 = 5
2 + 2
×
a
×
500
= 25 + 1000a.
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