Discussion Forum : Materials And Components
Question - 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.
Options:
A .  1 and 2 only
B .  2 and 3 only
C .  1 and 3 only
D .  1, 2 and 3
Answer: Option A
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