Two metallic plates form a parallel plate capacitor. The distance between the plates is ‘d’. A metal sheet of thickness d/2 and of area equal to area of each plate is introduced between the plates. What will be the ratio of the new capacitance to the original capacitance of the capacitor?
1
2 ∶ 1
2
1 ∶ 2
3
1 ∶ 4
4
4 ∶ 1
5
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