What is not true about a unit vector, e.g., u? dimensionless. a. It is b. Its magnitude is one. c. It always points in the direction of positive X-axis. d. It always points in the direction of vector A.

What is not true about a unit vector, e.g., u? dimensionless. a. It is b. Its magnitude is one. c. It always points in the direction of positive X-axis. d. It always points in the direction of vector A.

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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Question

3. What is not true about a unit vector, e.g., u₁?
a. It is dimensionless.
b. Its magnitude is one.
c. It always points in the direction of positive X-axis.
d. It always points in the direction of vector A.

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