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Question
The unit vector perpendicular to the vector 6i + 2j – 2k will be:
Options
`(2"i"-3"j" - 6"k")/7`
`(2"i"-3"j" + 6"k")/7`
`(2"i"-3"j" = 6"k")/7`
`(2"i"+ 3"j" + 6"k")/7`
MCQ
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Solution
`(2"i"-3"j" = 6"k")/7`
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Mensuration - Area and Volume (Entrance Exam)
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