Question
In: Electrical Engineering
A parallel-plate vacuum capacitor has 8.22 JJ of energy stored in it. The separation between the...
A parallel-plate vacuum capacitor has 8.22 JJ of energy stored in it. The separation between the plates is 3.50 mmmm.
Part A
If the separation is decreased to 1.80 mmmm, what is the energy now stored if the capacitor was disconnected from the potential source before the separation of the plates was changed?
Express your answer in joules.
U = ?? J
Part B
If the separation is decreased to 1.80 mmmm, what is the energy now stored if the capacitor remained connected to the potential source while the separation of the plates was changed?
Express your answer in joules.
U = ?? J
Solutions
Manojponduru answered 1 year agoRelated Solutions
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b)
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A parallel-plate vacuum capacitor has 7.64 J of energy stored in it. The separation between the plates is 2.30 mm. If the separation is decreased to 1.30 mm,a) what is the energy now stored if the capacitor was disconnected from the potential source before the separation of the plates was changed?b) What is the energy now stored if the capacitor remained connected to the potential source while the separation of the plates was changed?
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A parallel plate capacitor with plate separation d is connected to a battery. The capacitor is...
A parallel plate capacitor with plate separation d is connected
to a battery. The capacitor is fully charged to Q Coulombs and a
voltage of V. (C is the capacitance and U is the stored energy.)
Answer the following questions regarding the capacitor charged by a
battery. For each statement below, select True or False.
With the capacitor connected to the battery, decreasing d
increases U. A: True B: False
After being disconnected from the battery, inserting a
dielectric with...
A parallel plate capacitor with plate separation d is connected to a battery. The capacitor is...
A parallel plate capacitor with plate separation d is connected
to a battery. The capacitor is fully charged to Q Coulombs and a
voltage of V. (C is the capacitance and U is the stored energy.)
Answer the following questions regarding the capacitor charged by a
battery. For each statement below, select True or False.
True or False With the capacitor connected to
the battery, increasing d decreases Q.
True or False After being disconnected
from the battery, inserting a dielectric...
A parallel plate capacitor with plate separation d is connected to a battery. The capacitor is...
A parallel plate capacitor with plate separation d is connected
to a battery. The capacitor is fully charged to Q Coulombs and a
voltage of V. (C is the capacitance and U is the stored energy.)
Answer the following questions regarding the capacitor charged by a
battery. For each statement below, select True or False.
1. With the capacitor connected to the battery, inserting a
dielectric with κ will increase C.
2. With the capacitor connected to the battery, decreasing...
A parallel plate capacitor with plate separation d is connected to a battery. The capacitor is...
A parallel plate capacitor with plate separation d is connected
to a battery. The capacitor is fully charged to Q Coulombs and a
voltage of V. (C is the capacitance and U is the stored energy.)
Answer the following questions regarding the capacitor charged by a
battery. For each statement below, select True or False.
After being disconnected from the battery, inserting a
dielectric with κ will increase C.
With the capacitor connected to the battery, inserting a
dielectric with...
A parallel plate capacitor with plate separation d is connected to a battery. The capacitor is...
A parallel plate capacitor with plate separation d is
connected to a battery. The capacitor is fully charged to
Q Coulombs and a voltage of V volts. Let
C be the capacitance and U the stored energy.
Select True or False for each
statement.
1. After being disconnected from the battery, decreasing
d increases C.
2. With the capacitor connected to the battery, decreasing
d increases C.
3. With the capacitor connected to the battery, decreasing
d decreases Q.
4....
A parallel plate capacitor with plate separation d is connected to a battery. The capacitor is...
A parallel plate capacitor with plate separation d is connected
to a battery. The capacitor is fully charged to Q Coulombs and a
voltage of V. (C is the capacitance and U is the stored energy.)
Answer the following questions regarding the capacitor charged by a
battery.
For each statement below, select True or False. and please
explain answers Thanks!
1) With the capacitor connected to the battery, decreasing d
increases U
2) After being disconnected from the battery, inserting...
A parallel plate capacitor with plate separation d is connected to a battery. The capacitor is...
A parallel plate capacitor with plate separation d is connected
to a battery. The capacitor is fully charged to Q Coulombs and a
voltage of V. (C is the capacitance and U is the stored energy.)
Answer the following questions regarding the capacitor charged by a
battery. For each statement below, select True or False.
With the capacitor connected to the battery, increasing d
decreases Q.
After being disconnected from the battery, inserting a dielectric
with κ will increase V....
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