MHT CET Physics question

PhysicsElectrostatic Potential and CapacitanceMHT CET

Separation between the plates of a parallel plate capacitor is and the area of each plate is . When a slab of material of dielectric constant and thickness is introduced between the plates, its capacitance becomes

Answer: (C)

Solution

The air gap is and the slab contributes , so

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Question ID VK-075505