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Let (1,2,0) , B(2,0,4) , C (1,1,2) & D(0...

Let (1,2,0) , B(2,0,4) , C (1,1,2) & D(0,1,3) be four points in space then the length of projection of line segment AB on the line C D is

A

`3sqrt2`

B

`(3sqrt2)/2`

C

`sqrt2`

D

None of these

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The correct Answer is:
B
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