Two 2.50 cm × 2.50 cm plates that form a parallel-plate capacitor are charged to ± 0.708 nC. What is the electric field strength inside the capacitor if the spacing between the plates is 1.00  mm ? What is potential difference across the capacitor if the spacing between the plates is 1.00 mm ? What is the electric field strength inside the capacitor if the spacing between the plates is 2.00 mm ? What is the potential difference across the capacitor if the spacing between the plates is 2.00 mm ?

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Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.