A) vacuum is created between two spheres
B) dielectric material is filled between the two spheres
C) the space between two spheres is increased
D) the earthing of the outer sphere is removed
Correct Answer: B
Solution :
In spherical capacitor, \[C=4\pi {{\varepsilon }_{0}}K\left( \frac{ab}{a-b} \right)\]\[\Rightarrow \] \[C\propto K\]You need to login to perform this action.
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