Electronics and Communication Engineering - Materials and Components - Discussion

Discussion Forum : Materials and Components - Section 8 (Q.No. 12)
12.
Which of the following are true for relative dielectric constant?
  1. It is dimensionless.
  2. It is equal to 1 for vacuum.
  3. It is equal to 1 for all substances.
1 and 2 only
2 and 3 only
1 and 3 only
1, 2 and 3
Answer: Option
Explanation:

r has no units and equal to 1 for vacuum. For other substances it has different value.

Discussion:
Be the first person to comment on this question !

Post your comments here:

Your comments will be displayed after verification.