A car starts from rest, accelerates uniformly for 4 seconds and then moves with uniform velocity . Which of the (x-t) graphs shown in fig. represents the motion of the car upto t=7s ?

A car starts from rest, accelerates uniformly for 4 seconds and then m

1.	A car starts from rest, accelerates uniformly for 4 seconds and then moves with uniform velocity . Which of the (x-t) graphs shown in fig. represents the motion of the car upto t=7s ?
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