Physics · Electrostatics
The distance between two plates of an air capacitor is d and its capacitance is C1. If a metal sheet of thickness 2d3 and having the same area as the plates is introduced between them, the capacitance becomes C2. The ratio C2 : C1 is:
- 11 ∶ 1
- 23 ∶ 1✓
- 34 ∶ 1
- 42 ∶ 1
Correct answer
3 ∶ 1
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