Multiple Choice
A parallel-plate capacitor has a capacitance of 10 mF and is charged with a 20 V power supply. The power supply is then removed and a dielectric of dielectric constant 4 is used to fill the space between the plates. The voltage now across the capacitor is
A) zero.
B) 20 V.
C) 5 V.
D) 10 V.
E) 80 V.
Correct Answer:
Verified
Correct Answer:
Verified
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