QA.18: By what factor is the capacitance of a metal sphere multiplied if its volume is tripled? (a) 3-1/3 (b) 1/3 (c) 31/3 (d) 1 (e) 3 QA.19: An electronics technician wishes to construct a parallel- plate capacitor using plastic film (K = 100) as the dielectric. The area of the plates is 1.00 cm². What is the capacitance if the plastic film thickness is 1.00 mm? (a) 8.85 mF (b) 35.4 mF (c) 88.5 pF (d) 100 mF (e) 177 pF QA.20: A parallel-plate capacitor is connected to a battery. What happens to the stored energy if the plate separation is doubled while the capacitor remains connected to the bat- tery?

QA.18: By what factor is the capacitance of a metal sphere multiplied if its volume is tripled? (a) 3-1/3 (b) 1/3 (c) 31/3 (d) 1 (e) 3 QA.19: An electronics technician wishes to construct a parallel- plate capacitor using plastic film (K = 100) as the dielectric. The area of the plates is 1.00 cm². What is the capacitance if the plastic film thickness is 1.00 mm? (a) 8.85 mF (b) 35.4 mF (c) 88.5 pF (d) 100 mF (e) 177 pF QA.20: A parallel-plate capacitor is connected to a battery. What happens to the stored energy if the plate separation is doubled while the capacitor remains connected to the bat- tery?

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter20: Electric Potential And Capacitance

Section: Chapter Questions

Problem 17OQ: An electronics technician wishes to construct a parallel plate capacitor using rutile ( = 100) as...

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