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A lift starts going up from rest, it acc...

A lift starts going up from rest, it acceleration is shown in fig, plotted against time. Time when lift comes to instantaneous rest is ..

A

4 sec

B

8 sec

C

10 sec

D

12 sec

Text Solution

Verified by Experts

Area a-t curve give `DeltaV`
`1xx4=(t-8)xx2`
`4=2t-16`
`t=10` sec.
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