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A force of (7hati+6hatk) newton makes a ...

A force of `(7hati+6hatk)` newton makes a body move on a rough plane with a velocity of `(3hatj+4hatk)` m `s^(-1)`. The power in watt is

A

24

B

34

C

21

D

45

Text Solution

Verified by Experts

The correct Answer is:
A
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