Consider an air-filled parallel plate capac- itor with plate area A and gap width d and plate charge Q. Id- +Q -Q JE What is the total energy stored in the ca- pacitor? part 2 of 2 With the battery connected, fill the gap by a slab with the dielectric constant 2.3. If the potential is 30 V, the plate sep- aration is 0.4 mm, and the plate area is 86.5 cm², find the electric charge on the plate. The value of the permittivity of free space is 8.8542 x 10-12 C2/N. m². Answer in units of C.

University Physics Volume 2
18th Edition
ISBN:9781938168161
Author:OpenStax
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Chapter8: Capacitance
Section: Chapter Questions
Problem 70AP: A parallel-plate capacitor with capacitance 5.0F is charged with a 12.0-V battery, after which the...
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Answer both parts or leave for other to answer.

Consider an air-filled parallel plate capac-
itor with plate area A and gap width d and
plate charge Q.
Id-
+Q
-Q
db
A
A
What is the total energy stored in the ca-
pacitor?
part 2 of 2
With the battery connected, fill the gap by
a slab with the dielectric constant 2.3.
If the potential is 30 V, the plate sep-
aration is 0.4 mm, and the plate area is
86.5 cm², find the electric charge on the plate.
The value of the permittivity of free space is
8.8542 x 10-12 C²/N. m².
Answer in units of C.
Transcribed Image Text:Consider an air-filled parallel plate capac- itor with plate area A and gap width d and plate charge Q. Id- +Q -Q db A A What is the total energy stored in the ca- pacitor? part 2 of 2 With the battery connected, fill the gap by a slab with the dielectric constant 2.3. If the potential is 30 V, the plate sep- aration is 0.4 mm, and the plate area is 86.5 cm², find the electric charge on the plate. The value of the permittivity of free space is 8.8542 x 10-12 C²/N. m². Answer in units of C.
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