An air filled capacitor of Co- 2.0 µF is fully charged with Qo-31.0 uC using an electromotive force of ɛ, as shown in the figure. The capacitor is then disconnected from the battery and filled with a dielectric material of constant K. If the electric potential across the capacitor falls to 1.9 V, then find K. Q.

College Physics
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Chapter16: Electrical Energy And Capacitance
Section: Chapter Questions
Problem 6CQ: An air-filled parallel-plate capacitor with capacitance C0 stores charge Q on plates separated by...
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An air filled capacitor of Co- 2.0 µF is fully charged with Qo-31.0 uC using an electromotive force of ɛ, as shown in the figure. The capacitor is
then disconnected from the battery and filled with a dielectric material of constant K. If the electric potential across the capacitor falls to 1.9 V, then
find K.
Transcribed Image Text:An air filled capacitor of Co- 2.0 µF is fully charged with Qo-31.0 uC using an electromotive force of ɛ, as shown in the figure. The capacitor is then disconnected from the battery and filled with a dielectric material of constant K. If the electric potential across the capacitor falls to 1.9 V, then find K.
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