Electrostatics Question 22
Question: When air in a capacitor is replaced by a medium of dielectric constant K, the capacity [NCERT 1990; CPMT 1972, 82, 90; MP PMT 1993; MP PET 1994; KCET 1994]
Options:
A) Decreases K times
B) Increases K times
C) Increases $ K^{2} $ times
D) Remains constant
Show Answer
Answer:
Correct Answer: B
Solution:
$ C _{medium}=K\times C _{air} $