Q.
A body is acted upon by a force which is proportional to the distance covered. If distance covered is denoted by x, then work done by the force will be proportional to:
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a
x
b
x2
c
x32
d
none of these
answer is B.
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Detailed Solution
Given F ∝x ⇒ F = kx, W = ∫ kxdx = kx22
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