22%) Problem 6: An air-filled capacitor has capacitance Co. When it is connected to a battery with EMF V, it has charge Qo and stored energy Ug. Once the capacitor has charged, then the switch is opened, and finally a slab of material with dielectric constant < is inserted into the gap. Vo Vo > 20% Part (a) Which of the following physical quantities does not change when the dielectric material is inserted? Grade = 100% Correct Answer Student Final Submission Feedback Not available until end date The charge stored on the capacitor plates. Correct! Grade Summary Deduction for Final Submission 0% Deductions for Incorrect Submissions, Hints and Feedback [?] Student Grade = 100 - 0 -0 = 100% 0% Submission History All Date times are displayed in Earstern Standard Time.Red submizsion date timer indicate late work Date Time Answer Hints Feedback 1 Feb 27, 2021 7:44 PM The charge stored on the capacitor plates. a * 20% Part (b) Enter an expression for the potential difference between the capacitor plates after the addition of the dielectric material. Your xpression must include the original potential difference, Vo- V=- Vo X Attempts Remain A 20% Part (c) Enter an expression for the charge stored by the capacitor after the addition of the dielectric material. Your expression must nclude the original charge, Qo- A 20% Part (d) Enter an expression for the capacitance of the capacitor after the addition of the dielectric material. Your expression must include he initial capacitance, Co- A 20% Part (e) Enter an expression for the energy stored by the capacitor after the addition of the dielectric material. Your expression must

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(22%) Problem 6: An air-filled capacitor has capacitance Co. When it is connected to
a battery with EMF Vo it has charge Qo and stored energy Uo. Once the capacitor has
charged, then the switch is opened, and finally a slab of material with dielectric constant
K is inserted into the gap.
-Vo
+ Vo
d
DV 20% Part (a) Which of the following physical quantities does not change when the dielectric material is inserted?
Grade = 100%
Correct Answver
Student Final Submission
Feedback
Not available until end date
The charge stored on the capacitor plates.
Correct!
Grade Summary
Deduction for Final Submission
0%
Deductions for Incorrect Submissions, Hints and Feedback [?]
0%
Student Grade = 100 - 0 - 0 = 100%
Submission History
All Date times are displaved in Eastern Standard Time.Red submission date times indicate late work.
Date
Time
Answer
Hints
Feedback
1 Feb 27, 2021
7:44 PM
The charge stored on the capacitor plates.
E * 20% Part (b) Enter an expression for the potential difference between the capacitor plates after the addition of the dielectric material. Your
expression must include the original potential difference, Vo-
V= - Vo X Attempts Remain
- A 20% Part (c) Enter an expression for the charge stored by the capacitor after the addition of the dielectric material. Your expression must
include the original charge, Qo-
- A 20% Part (d) Enter an expression for the capacitance of the capacitor after the addition of the dielectric material. Your expression must include
the initial capacitance, Co-
- A 20% Part (e) Enter an expression for the energy stored by the capacitor after the addition of the dielectric material. Your expression must
include the initial stored energy, Uo.
Transcribed Image Text:(22%) Problem 6: An air-filled capacitor has capacitance Co. When it is connected to a battery with EMF Vo it has charge Qo and stored energy Uo. Once the capacitor has charged, then the switch is opened, and finally a slab of material with dielectric constant K is inserted into the gap. -Vo + Vo d DV 20% Part (a) Which of the following physical quantities does not change when the dielectric material is inserted? Grade = 100% Correct Answver Student Final Submission Feedback Not available until end date The charge stored on the capacitor plates. Correct! Grade Summary Deduction for Final Submission 0% Deductions for Incorrect Submissions, Hints and Feedback [?] 0% Student Grade = 100 - 0 - 0 = 100% Submission History All Date times are displaved in Eastern Standard Time.Red submission date times indicate late work. Date Time Answer Hints Feedback 1 Feb 27, 2021 7:44 PM The charge stored on the capacitor plates. E * 20% Part (b) Enter an expression for the potential difference between the capacitor plates after the addition of the dielectric material. Your expression must include the original potential difference, Vo- V= - Vo X Attempts Remain - A 20% Part (c) Enter an expression for the charge stored by the capacitor after the addition of the dielectric material. Your expression must include the original charge, Qo- - A 20% Part (d) Enter an expression for the capacitance of the capacitor after the addition of the dielectric material. Your expression must include the initial capacitance, Co- - A 20% Part (e) Enter an expression for the energy stored by the capacitor after the addition of the dielectric material. Your expression must include the initial stored energy, Uo.
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