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What ia acceleration and deacceleration??

Answer» Accer. Is the rate of change in velocity per unit time.Accer.(a)=initial velocity(v) - final velocity (u) /. Time(t)Deacceration is negative accer. It is also called retardation.
Acceleration is a measure of the change in the velocity of an object per unit time and mathematically it is given asAcceleration = Change in time taken/ velocity


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