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The position-time graph of a body of mas...

The position-time graph of a body of mass 2 kg is as given in figure . What is the impulse on the body at t = 0 s and t = 4 s .

A

`2.5kg-m//s` and `-2,5kg-m//s`

B

`1.5kg-m//s` and `-1.5kg-m//s`

C

`3kg-m/s/` and `-3kg-m//s`

D

`-4.5kg-m//s` and 4.6 kg`-m//s`

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