Question
Physics Question on Capacitors and Capacitance
If a slab of insulating material (conceptual) 4 × 10-3 m thick is introduced between the plates of a parallel plate capacitor, the separation between the plates has to be increased by 3.5 × 10-3m to restore the capacity to original value. The dielectric constant of the material will be
A
6
B
8
C
10
D
12
Answer
8
Explanation
Solution
The correct answer is (B) : 8.