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The direction cosines of the line which ...

The direction cosines of the line which is perpendicular to the lines with direction ratios 1, -2, -2 and 0, 2, 1 are -

A

`2, -1, 2`

B

`(2)/(3), (1)/(3),(2)/(3)`

C

`(2)/(3), -(1)/(3), (2)/(3)`

D

`-2, 1,-2`

Text Solution

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The correct Answer is:
C
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CHHAYA PUBLICATION-MCQ ZONE -Question Paper 4
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