A spherical capacitor has an inner sphere of radius 10 cm and an outer sphere of radius 11 cm. The outer sphere is earthed and the inner sphere is given a charge of 
. The space between the concentric sphere is filled with a liquid of dielectric constant 28. The capacitance of capacitor is.
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
Here, inner radius, 
Outer radius, 
Charge, 
and 
Capacitance,
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