A marble rolling on a smooth floor has an initial velocity of 0.04 m/s^2. if the floor gives retardation of 0.02 m/s^2. calculate the time it will take to come at rest
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wrong question....velocity can not be in m/sec^2
but if it is 0.04 m/s
t = 0.04/0.02 = 2sec
but if it is 0.04 m/s
t = 0.04/0.02 = 2sec
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