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A particle starts from the origin at t =...

A particle starts from the origin at t =0 with a velocity of `10.0 hatj` m/s and moves in the X-Y plane with a constant acceleration of `8.0hati+2.- hatj m//s`
What is the speed of the particle at that time?

A

`t = 2s`

B

`t = 4s`

C

`t = 3s`

D

`t = 1s`

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The correct Answer is:
A
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