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Problem: Two 3.00 cm × 3.00 cm plates that form a parallel-plate capacitor are charged to ± 0.708 nCA) What is the electric field strength inside the capacitor if the spacing between the plates is 1.30 mm ? Express your answer with the appropriate units.B) What is potential difference across the capacitor if the spacing between the plates is 1.30 mm ?Express your answer with the appropriate units.

FREE Expert Solution

A)

Electric field strength:

E=Qε0A

A = L2 = (3.00 × 10-2)2 = 9.00 × 10-4 m2

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Problem Details

Two 3.00 cm × 3.00 cm plates that form a parallel-plate capacitor are charged to ± 0.708 nC

A) 

What is the electric field strength inside the capacitor if the spacing between the plates is 1.30 mm ? 

Express your answer with the appropriate units.


B) 

What is potential difference across the capacitor if the spacing between the plates is 1.30 mm ?

Express your answer with the appropriate units.

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