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A force sqrt5 units acts along the line ...

A force `sqrt5` units acts along the line `(x-3)/2=(y-4)/(-1)` , the moment of the force about the point `(4, 1)` along z-axis is

A

zero

B

`5sqrt5`

C

`-sqrt5`

D

`5`

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The correct Answer is:
D
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