If the displacement of an object is proportional to square of time, then the object moves with
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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Correct Answer - (b)
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)`.
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