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A unit vector perpendicular to both i + j and j + k is equal to (a) i - j + k (b) i + j + k (c) (i + j + k)/3 (d) (i - j + k)/√3

+2 votes
in Class 12 by kratos

A unit vector perpendicular to both i + j and j + k is equal to

(a) i - j + k

(b) i + j + k

(c) (i + j + k)/3

(d) (i - j + k)/√3

1 Answer

+5 votes
by kratos
 
Best answer

Answer is (c) (i + j + k)/3

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