A truck starting from rest moves with an acceleration of $5 m/s^2$ for $1 sec$ and then moves with constant velocity. The velocity $w.r.t$ ground $v/s$ time graph for block in truck is ( Assume that block does not fall off the truck)
Medium
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We have to tell about the velocity of block with respect to ground not wrt truck. Hence what ever is the speed of truck, will be the speed of block.
$-5 m / s$
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