A body starts from rest and then moves with uniform acceleration. Then
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a
Its displacement is directly proportional to the square of the time.
b
Its displacement is inversely proportional to the square of the time.
c
It may move along a circle.
d
It always moves in a straight line.
answer is A.
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Detailed Solution
From s=12at2,u=0s∝t2, since the particle starts from rest and acceleration is constant, so there is no change in the direction of velocity and the particle moves in a straight line always.