1.

Calculate the work done by a force F=(hati+2hatj+3hatk)N to displace a body from positionA to position B. The position vector of A is r_(1)=(hati+3hatj+hatk)m and the position vector of B is r_(2)=(2hati+2hatj+3hatk)m

Answer»

`5J`
`3J`
`2J`
`10J`

SOLUTION :(a)


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