The number of unit vectors perpendicular to a =(1,1,0) and b =(0,1,1) is

MHT CET 2024 Mathematics question

The number of unit vectors perpendicular to and is

Answer: (B)

A vector perpendicular to both and must be parallel to , which is non-zero because are not parallel. The unit vectors in this direction are

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Question ID VK-096738