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A force (3hati+4hatj) newton acts on a b...

A force `(3hati+4hatj)` newton acts on a boby and displaces it by `(3hati+4hatj)` metre. The work done by the force is

A

5 J

B

25 J

C

10 J

D

30 J

Text Solution

Verified by Experts

The correct Answer is:
B
`W = F.s =9 +16 =25J`
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DC PANDEY-VECTORS-Single Correct
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