A force vecF=3hati+chatj+2hatk acting on...

A force `vecF=3hati+chatj+2hatk` acting on a particle causes a displacement `vecd=-4hati+2hatj-3hatk`. If the work done is 6 J. then the value of c will be

A

12

B

6

C

1

D

0

Text Solution

Verified by Experts

The correct Answer is:

A

`W=vecF.vecdimplies6=-12+2c-6`
`c=12`

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