a car is retarding by applying breakes at the rate of 2 m /sec square it finally stop in 10 sec ?find it initial velocity
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Acceleration , a = - 2 m / s ^2
Final velocity ,v = 0 m/s
Time taken , t = 10 sec
a = ( v - u ) / t
v = u + at
0 = u + (-2) × (10)
Initial velocity u = 20 m/sec
Final velocity ,v = 0 m/s
Time taken , t = 10 sec
a = ( v - u ) / t
v = u + at
0 = u + (-2) × (10)
Initial velocity u = 20 m/sec
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