# If the displacement of an object is proportional to square of time, then the object moves with

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If the displacement of an object is proportional to square of time, then the object moves with
A. uniform velocity
B. uniform acceleration
C. increasing acceleration
D. decreasing acceleration

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From s = ut + (1)/(2)at^(2), s = (1)/(2)at^(2), when u = 0.
If a is constant, s prop t^(2)
i.e., when acceleration is uniform, s prop t^(2).