MCQ
The function of a dielectric in a capacitor is ______
- ✓to reduce the effective potential on plates
- Bto increase the effective potential on plates
- Cto reduce the plate are of capacitor
- Dto decrease the capacitance
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$\begin{array}{cc} \phantom{...}\ce{R}\phantom{....}\ce{OR''}\phantom{}\\ \phantom{}\backslash\phantom{..}/\\ \ce{C}\\ \phantom{}/\phantom{..}\backslash\\ \phantom{...}\ce{R'}\phantom{...}\ce{OR''}\phantom{} \end{array}$