Physics · Electrostatics
A parallel plate capacitor having cross-sectional area 'A' and plate separation distance 'd' is filled with a copper plate of thickness 'b'. What is its revised capacitance?
- 1ε0 Ad + b
- 22ε0 Ad + b
- 3ε0 Ad - b✓
- 4ε0 A2d
Correct answer
ε0 Ad - b
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