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An object is projected with velocity ve...

An object is projected with velocity `vecv_(0) = 15hati + 20hatj` . Considering x along horizontal axis and y along vertical axis. Find its velocity after 2s.

A

`15overset^i`

B

`20overset^j`

C

`7.5overset^i`

D

`15overset^i-10overset^j`

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The correct Answer is:
A
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