If a , b , c are mutually perpendicular unit vectors, then | CGP Edu

Maths Vector Algebra Scalar or Dot Product of Two Vectors and its Applications Single Correct MCQ

Published by: CGP EDU Academic Team

Published on: August 12, 2026

If a , b , c are mutually perpendicular unit vectors, then

A

B

3

C

1

D

0

Text Solution

Verified by Experts

The correct answer is:

Three mutually perpendicular unit vectors , and .

Therefore and .

We know that

or

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