A parallel-plate capacitor is charged using a 100 V battery; then the battery is removed. If a dielectric slab is slid between the plates, filling the space inside, the capacitor voltage drops to 30 V. By what factor does the charge on the capacitor change? What is the dielectric constant of the dielectric? a. b.

University Physics Volume 2
18th Edition
ISBN:9781938168161
Author:OpenStax
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Chapter8: Capacitance
Section: Chapter Questions
Problem 53P: A parallel-plate capacitor has charge of magnitude 9.00F on each plate and capacitance 3.00F when...
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A parallel-plate capacitor is charged using a 100 V battery; then the battery is
removed. If a dielectric slab is slid between the plates, filling the space inside, the
capacitor voltage drops to 30 V.
a.
By what factor does the charge on the capacitor change?
b. What is the dielectric constant of the dielectric?
Transcribed Image Text:A parallel-plate capacitor is charged using a 100 V battery; then the battery is removed. If a dielectric slab is slid between the plates, filling the space inside, the capacitor voltage drops to 30 V. a. By what factor does the charge on the capacitor change? b. What is the dielectric constant of the dielectric?
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