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August 2, 2015

Search: . A parallel-plate capacitor has plates of area 0.24 m2 separated by a distance of 0.005 m. What is the strength of the electric field between these plates when this capacitor is connected to a 5-V battery?

Number of results: 57,800

Physics
A parallel plate capacitor has a rectangular plates with length 5cm and width 3cm. They are separated by a distance 12m and hooked up to a 20V battery A.) what is the area of each plate in m^2 B.) assuming nothing else is present on the circuit what is the potential difference...
February 25, 2015 by Macy

Physics
The potential difference between the plates of a parallel plate capacitor is 35 V and the electric field between the plates has strength of 750 V/m. If the plate area is 4.0 10-2 m2, what is the capacitance of this capacitor?
February 9, 2011 by Rusty

Physics
Consider a charging capacitor made out of two identical circular conducting plates of radius 21 cm. The plates are separated by a distance 8 mm (note that d<<a). The bottom plate carries a positive charge Q(t)= Q0(1+t/T) with Q0 = 5e-06 C and T = 0.005 sec, and the top ...
May 24, 2013 by Flux

physics
An air-filled capacitor consists of two parallel plates, each with an area of 7.60 cm2, separated by a distance of 1.70 mm. If a 19.2-V potential difference is applied to these plates, calculate the following: (a) the electric field between the plates, magnitude (in kV/m) and ...
May 18, 2012 by andrew

Physics
Two parallel plate capacitors have circular plates. The magnitude of the charge on these plates is the same. However, the electric field between the plates of the first capacitor is 2.2e5 N/C, while the field within the second capacitor is 3.8e5 N/C. Determine the ratio r_2/...
August 30, 2007 by Mary

physics
An electromagnetic wave has an electric field strength of 145 V/m at a point P in space at time t. (a) What is the electric field energy density at P? (b) A parallel-plate capacitor whose plates have area 0.110 m2 has a uniform electric field between its plates with the same ...
March 8, 2013 by Beth

Help!!
An air-filled capacitor consists of two parallel plates, each with an area of 7.60 cm2, separated by a distance of 1.70 mm. (a) If a 16.0 V potential difference is applied to these plates, calculate the electric field between the plates. kV/m (b) What is the surface charge ...
October 17, 2013 by physics

physics
I have no clue: Two parallel plate capacitors have circular plates. The magnitude of the charge on these plates are the same. However, the electric field between the plates of the first capacitor is 2.2 x 10^5 N/C, while the field within the second capacitor is 3.8x 10^5 N/C. ...
July 1, 2008 by H

PHYSICS
An air-filled capacitor consists of two parallel plates, each with an area of 7.60 cm2, separated by a distance of 1.70 mm. (a) If a 16.0 V potential difference is applied to these plates, calculate the electric field between the plates. kV/m (b) What is the surface charge ...
October 13, 2013 by Help!!

PHYSICS
An air-filled capacitor consists of two parallel plates, each with an area of 7.60 cm2, separated by a distance of 1.70 mm. (a) If a 16.0 V potential difference is applied to these plates, calculate the electric field between the plates. kV/m (b) What is the surface charge ...
October 14, 2013 by HELP!!!

Physics
An air-filled capacitor consists of two parallel plates, each with an area of 7.60 cm2, separated by a distance of 1.70 mm. (a) If a 16.0 V potential difference is applied to these plates, calculate the electric field between the plates. kV/m (b) What is the surface charge ...
October 15, 2013 by capacitance q

physics
An air-filled capacitor consists of two parallel plates, each with an area of 7.60 cm2, separated by a distance of 1.70 mm. (a) If a 16.0 V potential difference is applied to these plates, calculate the electric field between the plates. kV/m (b) What is the surface charge ...
October 15, 2013 by bad at physics

PHYSICS
An air-filled capacitor consists of two parallel plates, each with an area of 7.60 cm2, separated by a distance of 1.70 mm. (a) If a 16.0 V potential difference is applied to these plates, calculate the electric field between the plates. kV/m (b) What is the surface charge ...
October 18, 2013 by rabio

PHYSICS
An air-filled capacitor consists of two parallel plates, each with an area of 7.60 cm2, separated by a distance of 1.70 mm. (a) If a 16.0 V potential difference is applied to these plates, calculate the electric field between the plates. kV/m (b) What is the surface charge ...
October 19, 2013 by rabio

PHYSICS
An air-filled capacitor consists of two parallel plates, each with an area of 7.60 cm2, separated by a distance of 1.70 mm. (a) If a 16.0 V potential difference is applied to these plates, calculate the electric field between the plates. kV/m (b) What is the surface charge ...
October 20, 2013 by HELP in physics!!!

PHYSICS
An air-filled capacitor consists of two parallel plates, each with an area of 7.60 cm2, separated by a distance of 1.70 mm. (a) If a 16.0 V potential difference is applied to these plates, calculate the electric field between the plates. kV/m (b) What is the surface charge ...
October 21, 2013 by smita

PHYSICS
An air-filled capacitor consists of two parallel plates, each with an area of 7.60 cm2, separated by a distance of 1.70 mm. (a) If a 16.0 V potential difference is applied to these plates, calculate the electric field between the plates. kV/m (b) What is the surface charge ...
October 23, 2013 by smita

Physics
The electric field between the plates of a paper-separated capacitor is 8.18104 . The plates are 2.20 apart, and the charge on each plate is 0.795 .Determine the capacitance of this capacitor. Determine the area of each plate.
February 18, 2013 by nammilee_2012

Physics
An electromagnetic wave has an electric field strength of 145 V/m at a point P in space at time t. A parallel-plate capacitor whose plates have area 0.109 m2 has a uniform electric field between its plates with the same energy density as the answer to part a. What is the ...
July 1, 2010 by Drew

12th grade
A certain parallel plate capacitor consists of two identical aluminium plates each of area 2times 10^-4 m^2.the plates are seperated by a distance of 0,03mm, with air occupying the space between the plates. 1-CALCULATE THE CAPACITANCE OF THE CAPACITOR. AND 2-CALCULATE THE ...
October 10, 2010 by Masixole4Lydia

College Physics
A 12.0- A 12.0- A 12.0-V battery remains connected to a parallel plate capacitor with a plate area of 0.204m^2 and a plate separation of 3.14mm . What is the charge on the capacitor? Q = C How much energy is stored in the capacitor? Uc = J What is the electric field between ...
January 31, 2010 by Lanise

Physics
The electric field between the plates of a paper-separated (K = 3.75) capacitor is 9.21 104 V/m. The plates are 2.05 mm apart and the charge on each plate is 0.775 C. Determine the capacitance of this capacitor.
February 9, 2012 by Conor

Physics
A q = +3.00 mC test charge is placed inside a constant uniform electric field created in a parallel plate capacitor connected to a battery of unknown voltage. The capacitor is made of two parallel plates each with area equal to 0.250 m2 separated by a distance of 0.0400 m ...
June 20, 2013 by ALex

physics parallel plate
A proton traveling at a speed 1.0*106 m/s of enters the gap between the plates of a 2.0-cm-wide parallel-plate capacitor. The surface charge densities on the plates are 1*10^-6 C/m2. How far has the proton been deflected when it reaches the far edge of the capacitor? Assume ...
August 17, 2009 by Anonymous

Physics
A parallel-plate capacitor is constructed from two circular metal plates or radius R. The plates are separated by a distance of 1.2mm. 1. What radius must the plates have if the capacitance of this capacitor is 1.1 uF? 2. If the separation between the plates is increased, ...
February 20, 2011 by Jon

Physics
A parallel-plate capacitor is constructed from two circular metal plates or radius R. The plates are separated by a distance of 1.2mm. 1. What radius must the plates have if the capacitance of this capacitor is 1.1 uF? 2. If the separation between the plates is increased, ...
February 21, 2011 by Jon

Physics
Find the electric field between the plates of a capacitor given the following: (1) C= 10pF (2) the capacitor is connected to a 25 V battery (3) there is a vacuum between the capacitor plates (4) plate separation is 2 mm
March 3, 2013 by Joe

Physics
Consider the process of charging a parallel plate capacitor with circular plates of radius R=5 cm separated by a distance d=0.2 cm. At some time t1, the capacitor is being charged with a current I=0.04 A. Consider a point P on the plane which is equally distant from the two ...
April 9, 2013 by abdul rahman

Physics
Consider the process of charging a parallel plate capacitor with circular plates of radius R=5 cm separated by a distance d=0.2 cm. At some time t1, the capacitor is being charged with a current I=0.04 A. Consider a point P on the plane which is equally distant from the two ...
April 13, 2013 by tanvir ali

Physics
A parallel plate air capacitor of capacitance 245pF has a charge of magnitude 0.148C on each plate. The plates are 0.328mm apart. (a) What is the potential difference between the plates? (b) What is the area of each plate? (c) What is the electric field magnitude between the ...
June 10, 2011 by Rohan Khan

College physics
Open Question: Find the electric field between the plates of a capacitor given the following:? (1) C= 10pF (2) the capacitor is connected to a 25 V battery (3) there is a vacuum between the capacitor plates (4) plate separation is 2 mm
March 3, 2013 by Julie

physics
The plates of a parallel plate capacitor each have an area of 0.40 m2 and are separated by a distance of 0.02 m. They are charged until the potential difference between the plates is 3000 V. The charged capacitor is then isolated. How much work is required to move a 4.0 C ...
October 12, 2006 by kevin

Physics
A certain parallel capacitor consist of two identical aluminium plates, each of area 2times 10^-4m^2. the plates are seperated by a distance of 0,03mm, with air occupying the space between the plates. CALCULATE THE CAPACITANCE OF THE CAPACITOR. AND ALSO CALCULATE THE CHARGE ...
October 11, 2010 by Masixole4Lydia

Capacitor
A parallel plate capacitor with plates of area 320 cm.^2 is charged to a potential difference V and is then disconnected from the voltage source. When the plates are moved 0.3 cm. farther apart, the voltage between the plates is increased by 152 V. What is the charge on the ...
November 4, 2012 by andrew

Physics
A capacitor consists of a set of two parallel plates of area A separated by a distance d. This capacitor is connected to a battery that maintains a constant potential difference between the plates and has charge Q1. If the separation between the plates is doubled, what will ...
February 9, 2011 by Sam

physics
An electron is released from rest at the negative plate of a parallel plate capacitor and accelerates to the positive plate (see the drawing). The plates are separated by a distance of 1.3 cm, and the electric field within the capacitor has a magnitude of 2.7 x 106 V/m. What ...
September 18, 2011 by kim taylor

Physics
An electron is released from rest at the negative plate of a parallel plate capacitor and accelerates to the positive plate (see the drawing). The plates are separated by a distance of 1.4 cm, and the electric field within the capacitor has a magnitude of 3.5 106 V/m. What is ...
February 1, 2012 by Anne

physics
Two parallel plates, separated by 10 mm, are charged to a potential difference of 50 V (that is, one plate is 0 V and the other plate is 50 V). Which of the following statements are true? the electric potential at the midpoint between the plates is 50 V the electric field ...
September 13, 2010 by VJC

Physics
The electric field between the plates of a paper-separated (K = 3.75) capacitor is 9.01X10^4 V/m. The plates are 1.95 mm apart and the charge on each plate is 0.775 C. I figured out that the capacitance is 4.4e-9F but I need help finding the area.
March 11, 2012 by Millie

physics
The plates of a parallel plate capacitor are separated by a distance of 1.2cm, and the electric field within the capacitor has a magnitude of 2.1x 10^6 V/m. An electron starts from rest at the negative plate and accelerates to the positive plate. What is the kinetic energy of ...
July 10, 2008 by H

Physics
A parallel-plate capacitor is constructed with circular plates of radius 0.056 m. The plates are separated by 0.25 mm, and the space between the plates is filled with dielectric with dielectric constant k. When the charge on the capacitor is 1.2 uc the potential difference ...
February 2, 2012 by Cooper

Physics
an electron is launched at a 30 degree angle with respect to the horizontal and a speed of 3.0*10^6 m/s from the positive plate of the parallel plate capacitor. THe plats of the capacitor are oriented horizontally. The electron lands 5 cm away from the point of release. a) ...
April 27, 2010 by Jordie

physics
Consider the process of charging a parallel plate capacitor with circular plates of radius R=5 cm separated by a distance d=0.2 cm. At some time t1, the capacitor is being charged with a current I=0.075 A. Consider a point P on the plane which is equally distant from the two ...
April 12, 2013 by dd

physics
11. The charged plates of a parallel plate capacitor each have a charge density of 3 x 10-3 C/m2. What is the electric field E between the plates?
March 14, 2011 by ikemaze

physics
11. The charged plates of a parallel plate capacitor each have a charge density of 3 x 10-3 C/m2. What is the electric field E between the plates?
March 15, 2011 by kb

Physics
The charged plates of a parallel plate capacitor each have a charge density of 3 x 10-3 C/m2. What is the electric field E between the plates?
March 21, 2011 by C

Physics
Two plates, each of area 3.40*10-4 m2, are used to construct a parallel-plate capacitor with capacitance 1.20 pF. (a) Find the necessary separation distance. d = ?m (b) If the positive plate is to hold a charge of 4.70* 10-12 C, find the charge density. σ = ?C/m2 (c) Find...
September 17, 2010 by Max

Physics
Two charges are placed between the plates of a parallel plate capacitor. One charge is +q1 and the other is q2= +5.00x10^-6 C . The charge per unit area on each plate has a magnitude of sigma=1.30 x 10^-4 C/m^2. The force on q1 due to q2 equals the force on q1 due to the ...
February 6, 2008 by Trevor

Physics
Two charges are placed between the plates of a parallel plate capacitor. One charge is +q1 and the other is q2= +5.00x10^-6 C . The charge per unit area on each plate has a magnitude of sigma=1.30 x 10^-4 C/m^2. The force on q1 due to q2 equals the force on q1 due to the ...
February 6, 2008 by Trevor

Capacitance
A parallel plate capacitor with plates of area 320 cm.^2 is charged to a potential difference V and is then disconnected from the voltage source. When the plates are moved 0.3 cm. farther apart, the voltage between the plates is increased by 152 V. What is the charge on the ...
November 3, 2012 by andrew

Physics
A paralle plate air capacitor has a capacitance of 500.0 pF and a charge of magnitude 0.200 uC on each plate. The plates are 0.6 mm apart. (a) What is the potenetial difference between the plates? (b) What is the area of each plate? (c) What is the electric field magnitude ...
January 30, 2008 by J

Physics
The plates of a parallel-plate capacitor are separated by 0.303 mm. If the material between the plates is air, what plate area is required to provide a ca- pacitance of 3.78 pF ? The permittivity of a vacuum is 8.8542 10−12 F/m. Answer in units of m2
June 26, 2013 by Anonymous

physics
a current of 10A flows into a parallel plate capacitor with square plates with area .5m^2 how do you find the dE/dt between the plates? what is the line integral B.dl around a circular closed contour with a diameter of 10cm perpendicular to the electric field?
December 8, 2008 by sarah

Physics
Doubling the voltage across a parallel plate capacitor does not double which of the following? a. the charge b. the electric field between the plates c. the energy stored d. the electric force on the plates e. both a and b is the answer A if not then how do i do this problem
February 23, 2011 by David

Physics
Doubling the voltage across a parallel plate capacitor does not double which of the following? a. the charge b. the electric field between the plates c. the energy stored d. the electric force on the plates e. both a and b is the answer A if not then how do i do this problem
February 24, 2011 by Anthony

physics
A capacitor has circular plates of radius \(r = 12\,cm\) that are now a distance \(d = 0.2\,cm\) apart. If this particular capacitor is hooked up to a \(12\,V\) battery, what is the value of the Electric Field between the two plates in \(N/C\)?
November 11, 2013 by Anonymous

physics
The charged plates of a parallel plate capacitor each have a charge density of sigma C/m^2. Using Gauss's law, compute the electric field between the plates.
March 9, 2012 by pakilina

physics
A capacitor has circular plates of radius r=12cm that are a distance d=0.1cm apart. The capacitor is hooked up to a 12V battery. If the plates are pulled apart so that they are now a distance d=0.2cm apart, what magnitude of charge accumulates on each plate in C? A capacitor ...
November 10, 2013 by karoaly

Col Physics
If a capacitor has opposite 5.3 micro-Coloumb charges on the plates, and an electric field of 2.3 kV/mm is desired between the plates, what must each plate's area be?
March 1, 2012 by Michelle

PHYSICS
A parallel-plate capacitor has plates with an area of 450 cm^2 and an air-filled gap between the plates that is 2.30 mm thick. The capacitor is charged by a battery to 570 V and then is disconnected from the battery. How much energy is stored in the capacitor? (muJ) The ...
February 13, 2012 by DAVE

physics
A parallel-plate capacitor has plates with an area of 450 cm^2 and an air-filled gap between the plates that is 2.30 mm thick. The capacitor is charged by a battery to 570 V and then is disconnected from the battery. How much energy is stored in the capacitor? (muJ) The ...
February 13, 2012 by kas

physics
1) A parallel plate capacitor has a potential difference between its plates of 1.2 V and a plate separation distance of 2.0 mm. What is the magnitude of the electric field if a material that has a dielectric constant of 3.3 is inserted between the plates? 2) Three point ...
October 9, 2006 by kevin

physics
Two parallel plates separated by a distance of 2.0 x 10^-2 meter are charged to a potential difference of 1.0 x 10^2 volts. Points A, B, and C are located in the region between the plates. Calculate the magnitude of the electric field strength between the plates.
February 16, 2014 by Truth

physics
Two parallel plates separated by a distance of 2.0 x 10^-2 meter are charged to a potential difference of 1.0 x 10^2 volts. Points A, B, and C are located in the region between the plates. Calculate the magnitude of the electric field strength between the plates.
February 16, 2014 by kingg

physics
An air filled parallel plate capacitor has plates of area 0.0406 m^2 and seperation of 2.5*10^-6 m. a)What is the capacitence for the setup? b)Our capacitor is connected to a 550 v battery, how much energy is stored in the capacitor? c) If -1 mJ of work is performed by the ...
February 7, 2008 by jenish

physics
An air filled parallel plate capacitor has plates of area 0.0406 m^2 and seperation of 2.5*10^-6 m. a)What is the capacitence for the setup? b)Our capacitor is connected to a 550 v battery, how much energy is stored in the capacitor? c) If -1 mJ of work is performed by the ...
February 8, 2008 by Kwang hu111

physics
An air filled parallel plate capacitor has plates of area 0.0406 m^2 and seperation of 2.5*10^-6 m. a)What is the capacitence for the setup? b)Our capacitor is connected to a 550 v battery, how much energy is stored in the capacitor? c) If -1 mJ of work is performed by the ...
February 9, 2008 by Kwang hu111

capacitor
A capacitor is made up of two metal plates, each having an area of 0.02 m2 and spaced 2.5 mm apart. A potential difference of 250 V across the plates establishes a charge of 50 nC. Calculate: a) The electric field strength, b) The electric flux density, c) The absolute ...
May 4, 2015 by azad

Physics
A capacitor is made from two parallel plates separated by a distance d, and each has area A. The capacitor holds a charge Q. (a) What is the energy stored in the capacitor? (b) A mechanical force pulls the plates apart, without changing the stored charge, until they are 2d ...
February 27, 2013 by lindsey

physics
A parallel plate capacitor has square plates of side L= 12 cm and a distance d= 2 cm between the plates. Half of the capacitor areae is filled with a dielectric with k1 = 35. the other half is filled with a different dielectric with k2 = 8. The effective( equivalent ...
November 22, 2011 by Jam

physics
The magnitude of the electric field between two plates of a parallel plate capacitor is 2.410^5 N/C. Each plate carries a charge whose magnitude is o.15 mC. What is the area of each plate?
February 14, 2010 by jane e.

physics
The magnitude of the electric field between the plates of a parallel plate capacitor is 3.0X10^5 N/C. Each plate carries a charge whose magnitude is 0.17 C. What is the area of each plate?
January 30, 2011 by hearttyy

Physics
The equipotential lines inside a parallel plate capacitor a) circles clockwise b)circles counterclockwise c)radiates inwards d)radiates outwards e)runs parallel to capacitor plates f)runs perpendicular to capacitor plates I have narrowed it down to either e) or f) but I think ...
April 4, 2008 by Andrea

physics
The magnitude of the electric field between the plates of a parallel plate capacitor is 3.0X10^5 N/C. Each plate carries a charge whose magnitude is 0.17 C. What is the area of each plate? can someone please work with it in numbers!!
January 30, 2011 by hearttyy

physic's problem
A square parallel plate capacitor in a circuit with a 2.0 V battery is replaced with a new one. If the sides of the new plates are 3 as large as those of the old, and the distance between the plates is 1/4 of the distance between the old plates, then the maximum potential ...
January 18, 2012 by Anonymous

PHYSICS
In the early 1900s, Robert Millikan used small charged droplets of oil, suspended in an electric field, to make the first quantitative measurements of the electrons charge. A 0.67-um-diameter droplet of oil, having a charge of +e, is suspended in midair between two horizontal...
March 6, 2010 by JOTHEY

Physics
A parallel-plate capacitor has a capacitance of 2.1 F with air between the plates. The capacitor is connected to a 24 V battery and charged. The battery is then removed. When a dielectric is placed between the plates, a potential difference of 2.8 V is measured across the ...
March 11, 2012 by Tor

physics
In Figure 20.2 is a velocity selector that can be used to measure the speed of a charged particle. A beam of particles is directed along the axis of the instrument. A parallel plate capacitor sets up an electric field E which is oriented perpendicular to a uniform magnetic ...
April 23, 2014 by Anonymous

ASU
Oppositely charged parallel plates are separated by 5.35 mm. A potential difference of 600 V exists between the plates. (a) What is the magnitude of the electric field between the plates? (b) What is the magnitude of the force on an electron between the plates? N (c) How much ...
February 7, 2014 by juan

Physics
A certain substance has a dielectric constant of 2.8 and a dielectric strength of 18.0 MV/m. If it is used as the dielectric material in a parallel-plate capacitor, what minimum area should the plates of the capacitor have to obtain a capacitance of 7.0010-8 F and to ensure ...
February 14, 2013 by Nicole

physics
A parallel capicitor is made of two plates with cross sectional area A which are separated by a distance d (with a vacuum between the plates). The capacitor is connected to a battery until a charge Q is stored on it and a total potential difference VC is measured across the ...
March 14, 2013 by k

Physics
A capacitor has two overlapping plates of width 4.9 m and length 3.5 m separated by 1.3 cm. A dielectric of dielectric constant = 58.0 fills the space between the plates. If this capacitor is connected to a 35 V battery, how much energy is stored in the capacitor when it is ...
May 1, 2011 by Sarah

Physics
Two parallel conducting plates are separated by 10.0 cm, and one of them is taken to be at zero volts. (a) What is the electric field strength between them, if the potential 8.50 cm from the zero volt plate (and 1.50 cm from the other) is 540 V? (b) What is the voltage between...
March 23, 2014 by Sam

physics
Two parallel conducting plates are separated by 10.0 cm, and one of them is taken to be at zero volts. (a) What is the electric field strength between them, if the potential 8.50 cm from the zero volt plate (and 1.50 cm from the other) is 450 V? kV/m (b) What is the voltage ...
March 29, 2015 by mathew

Physics
A parallel-plate capacitor is designed so that the plates can be pulled apart. The capacitor is initially charged to a potential difference of 80 Volts when the plates are 1.0 mm apart. The plates are insulated so that the charge cannot leak off. What is the potential ...
September 22, 2011 by TP

Physics
A capacitor is constructed from two conducting with a plate separation of d. The voltage between the plates is 31.2 volts and the electric field between the two plates is measured to be E = 2805 V/m. What is the minimum amount of force needed to push an electron from the ...
June 20, 2013 by ALex

pjysics
A capacitor that has 10 cm diameter plates, 0.1mm apart, is charged at 100 V and the battery removed afterwards. What are the charges on each of the platesimmediately after charging the capacitor? What is the voltage if the distance between plates is increased to 0.5 mm? How ...
April 22, 2014 by tj

PHYSICS
A doubly charged ion is accelerated to an energy of 34.0 keV by the electric field between two parallel conducting plates separated by 2.00 cm. What is the electric field strength between the plates?
September 30, 2012 by Kg

Physics
A doubly charged ion is accelerated to an energy of 33.0 keV by the electric field between two parallel conducting plates separated by 1.70 cm. What is the electric field strength between the plates?
March 23, 2014 by Sam

College Physics
A doubly charged ion is accelerated to an energy of 33.0 keV by the electric field between two parallel conducting plates separated by 1.70 cm. What is the electric field strength between the plates?
March 24, 2014 by Bill

physics
An electron is released from rest at the negative plate of a parallel plate capacitor. The charge per unit area on each plate is = 2.6 x 10-7 C/m2, and the plates are separated by a distance of 1.4 x 10-2 m. How fast is the electron moving just before it reaches the positive ...
March 19, 2011 by Amy

Physics
(a) Find the capacitance of a parallel-plate capacitor made of two 5 cm5 cm square plates separated by 1 mm. (b) If 50 V is applied to this capacitor, how much energy is stored?
September 4, 2012 by Amanda

physics
Which of the statements regarding this situation are true? Select all that apply. -In this simulation when the capacitor voltage is set to a positive value the top plate has a positive charge on it and the bottom plate has a negative charge on it. -In general, decreasing the ...
January 28, 2012 by cpk101

physics
A parallel plate capacitor having plates 6.0 cm apart is connected across the terminals of a 12.0 V battery. (a) Being as quantitative as you can, describe the location and shape of the equipotential surface that is at a potential of +6.0 V relative to the potential of the ...
January 28, 2008 by J

physics
The drawing shows a parallel plate capacitor that is moving with a speed of 30 m/s through a 3.1 T magnetic field. The velocity vector v is perpendicular to the magnetic field. The electric field within the capacitor has a value of 170 N/C, and each plate has an area of 7.5 10...
February 26, 2014 by Dee

physics
Hi! could anyone help me please, I have no idea how to this at all. I try to it but, the did not get the right answer. Thank for your help Oppositely charged parallel plates are separated by 5.34 mm. A potential difference of 600 V exists between the plates. (a) What is the ...
February 6, 2010 by Chan

Physics
Two circular metal disc each of 3.00 cm diamter are 1.5 mm apart make a capacitor. A)What is the capacitance of this capacitor if it is in series to a 25 V battery? B)What is the magnitude charge developing on each plate? C)While the batter remains connected, the plates are ...
March 28, 2012 by Tim Cooper

physics
You have a parallel plate capacitor (with air between its plates) which is attached to a voltage source until the capacitor is fully charged. (a)After detaching the capcitor from the voltage source, you move the capacitor's plates farther apart; which of the following will ...
March 20, 2012 by Rebecca

College Physics 2
A parallel-plate air capacitor is made from two plates 0.250 m square, spaced 0.70 cm apart. It is connected to a 140 V battery. a) What is the capacitance? C = 7.9010−11 F b) What is the charge on each plate? Enter your answer as an absolute value of charge. Q = 1.11...
February 11, 2013 by Lisa

Physics
A 0.7 um-diameter droplet of oil, having a charge of +e, is suspended in midair between two horizontal plates of a parallel-plate capacitor. The upward electric force on the droplet is exactly balanced by the downward force of gravity. The oil has a density of 860 (kg/m^3), ...
February 6, 2011 by Lauren

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