Question

An air-filled parallel-plate capacitor has plates of area 0.47
cm^{2} separated by 4.1 mm. The capacitor is conected to a
12-V battery.

(a) Find the value of its capacitance

0.355 F

0.152 F

0.072 F

0.101 F

(b) What is the charge on the capacitor?

0.008 C

1.217 C

1.826 C

12.00 C

(c) What is the magnitude of the uniform electric field between the plates?

3.42 N/C

2,926.83 N/C

1,463.41 N/C

12 N/C

(d) Find the magnitude of the charge density on each plate.

1.363 C/m^{2}

7.382 C/m^{2}

3.885 C/m^{2}

2.590 C/m^{2}

e) Without disconnecting the battery, the plates are moved farther apart. Qualitatively, what happens to each of the previous answers?

Capacitance, charge stored, and electric field strength increases

Capacitance and charge stored increases, while electric field strength decreases

Capacitance, charge stored, and electric field strength decreases

Capacitance and charge stored decreases, while electric field strength increases

Answer #1

. An air-filled parallel-plate capacitor has plates of area 2.45
cm2 separated by 1.25 mm. The capacitor is connected to
a 9.0 V battery. (a) Find the value of its capacitance. (b) What is
the charge on the capacitor? (c) What is the magnitude of the
uniform electric field between the plates?

A parallel-plate air-filled capacitor having area 58
cm2 and plate spacing 0.89 mm is charged to a potential
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(b) the magnitude of the charge on each plate,
(c) the stored energy, (d) the
electric field between the plates, (e) the energy
density between the plates.

A parallel plate capacitor has plates of area A =0.055
m2 separated by distance d =2.20 ✕ 10−5 m and
is attached to a battery with potential difference ΔV = 19 V.(The
permittivity of free space is εo= 8.85 ✕
10−12 C2/N·m2).
(a) Calculate the capacitance (in F) if the space between the
plates is filled with air.
(b) What is the electric field between the plates of the
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Suppose that this capacitor is replaced with another...

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plates? (c) What is the electric field between the plates? (d) Find
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(a)
FF
(b)
CC
(c)
N/CN/C
(d)
C/m2C/m2
Without disconnecting the battery, the plates are moved farther
apart. Qualitatively, what happens to each of the previous answers?
(You...

A parallel plate capacitor has plates of area A =0.075
m2 separated by distance d =2.30 ✕ 10−5 m and
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permittivity of free space is εo= 8.85 ✕
10−12 C2/N·m2).
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plates is filled with air.
(b) What is the electric field between the plates of the
capacitor?
Suppose that this capacitor is replaced with another
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A parallel-plate air-filled capacitor having area 60
cm2 and plate spacing 4.0 mm is charged to a potential
difference of 450 V. Find
(a) the capacitance,__13.3 pF
(b) the magnitude of the charge on each plate,
___5.985nC
(c) the stored energy,
_____µJ
(d) the electric field between the plates, and
_112500_ V/m
(e) the energy density between the plates.
_(e) the energy density between the plates.
show all work pleas

A parallel plate capacitor has plates of area A =0.055
m2 separated by distance d =1.60 ✕ 10−5 m and is attached to a
battery with potential difference ΔV = 22 V.(The permittivity of
free space is εo= 8.85 ✕ 10−12 C2/N·m2).
calculate the capacitance in F if the space between the plates
is filled with air
what is the electric field between the plates of the
capacitor
suppose the capacitor is replaced with another capacitance C=
1.90 x10^-5 F,...

A parallel plate capacitor has plates of area A =0.075 m2
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is εo= 8.85 ✕ 10−12 C2/N·m2). (a) Calculate the capacitance (in F)
if the space between the plates is filled with air. F (b) What is
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stored on each plate, and the charge stored on each plate after
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(a) the magnitude of the electric field between its plates
-------------V/m
(b) the charge stored on each plate
----------- nC
(c) the...

A water-filled parallel plate capacitor has a plate area of 2.2
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