X and Y are two parallel plate capacitors having the same area of plates and same separation between the plates. X has air between the plates and Y contains a dielectric medium 
.
(i) Calculate the potential difference between the plates of X and Y.
(ii) What is the ratio of electrostatic energy stored in X and Y ?
A
(i) 
, (ii) 5
, (ii) 5 B
(i) 
, (ii) 5
, (ii) 5 C
(i) 
, (ii) 4
, (ii) 4 D
(i) 
, (ii) 8
, (ii) 8
Text Solution
Verified by ExpertsThe correct answer is:
A
(i) 
and 
are in series, so charge on each
(ii) Energy stored in capacitor,
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