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A force vec F=(2 hat i + 3hat j \- 4 hat...

A force `vec F=(2 hat i + 3hat j \- 4 hat k)N` acts on a particle moves `5 sqrt(2)m`, the work done by force in joule is

A

`25 sqrt2

B

`5 sqrt 58`

C

`25`

D

`10`

Text Solution

Verified by Experts

The correct Answer is:
`(3)`
`vec S = 5 hat i + 5 hat j, W = vec F. vec S`
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NARAYNA-WORK , ENERGY & POWER -EXERCISE -II (H.W)
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