1.

A force of vec(F) = hat(i) + hat(j) + hat(k) is acting at a point (-2, 3,4) The moment of force about (1, 2, 3) is

Answer»

`-4 HAT(j) + 4hat(k)`
`-hat(j) + hat(k)`
`4 hat(j) - 4hat(k)`
`-4 hat(k)`

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