An object is moving with an initial velocity of \( 30 \mathrm{~ms}^{-1} \) with uniform accelera...

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An object is moving with an initial velocity of \( 30 \mathrm{~ms}^{-1} \) with uniform acceleration. The velocity of object correctly increases to \( 40 \mathrm{~ms}^{-1} \) in next \( 5 \mathrm{~s} \). The \( v-t \) graph which represents this situation is
(d) None of the above
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