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Find the initial velocity of a car which is stopped in 10 seconds by applying brakes. The retardation due to brakes is 2.5 m/s2 . |
Answer» Initial velocity, u=? Final velocity, v=0m/s (car is stopped) Retardation, a=-2.5 m/s2 Time, t=10s v=u + at 0=u +(-2.5)x 10 u=25m/s |
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