Multiple Choice
Very large capacitors have been considered as a means for storing electrical energy.If we constructed a very large parallel-plate capacitor of plate area 10 m2 using paper (κ = 3.7) of thickness 1.0 mm as a dielectric,how much electrical energy would it store at a plate voltage of 5000 V? (ε0 = 8.85 × 10−12 C2/N⋅m2)
A) 4.1 J
B) 8200 J
C) 0.41 J
D) 82,000 J
Correct Answer:
Verified
Correct Answer:
Verified
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