If P=(0,1,0), Q=(0,0,1), then the projec...

If P=(0,1,0), Q=(0,0,1), then the projection of PQ on the plane x+y+z=3 is

A

`2`

B

`3`

C

`sqrt(2)`

D

`sqrt(3)`

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The correct Answer is:

(c)

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