A parallel plate capacitor with plate separation d is connected to a battery. Th

Question

A parallel plate capacitor with plate separation d is connected to a battery. The capacitor is fully charged to Q Coulombs and a voltage of V. (C is the capacitance and U is the stored energy.) Answer the following questions regarding the capacitor charged by a battery. For each statement below, select True or False.

TrueFalse With the capacitor connected to the battery, inserting a dielectric with ? will decrease C.
TrueFalse With the capacitor connected to the battery, decreasing d increases U.
TrueFalse After being disconnected from the battery, inserting a dielectric with ? will increase U.
TrueFalse After being disconnected from the battery, decreasing d decreases C.
TrueFalse After being disconnected from the battery, increasing d increases V.
TrueFalse After being disconnected from the battery, inserting a dielectric with ? will decrease V. I enterd FTTFTT and it is wrong!! plz help me!

Explanation / Answer

false

true

true

false

true

false

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