Physics, asked by Anonymous, 11 months ago

Find the a if dot product of both vector are perpendicular to each other.

A = ai - 2 j + k and B = 2ai + aj - 4k

Answers

Answered by ali5840

0

Answer:

answer is zero as we know

Explanation:

A.B=AB COS 90 COS90=O A.B=AB X O = O

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