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A force of 2hati+3hatj+4hatkN acts on a ...

A force of `2hati+3hatj+4hatk`N acts on a body for 4 second, produces a displacement of `(3hati+4hatj+5hatk)`m. The power used is

A

5W

B

6W

C

7W

D

9W

Text Solution

Verified by Experts

The correct Answer is:
C
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