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August 23, 2014

Search: Two 2.10 cm-diameter disks spaced 1.50 mm apart form a parallel-plate capacitor. The electric field between the disks is 4.60×105 V/m

Number of results: 79,206

College physics
Two 2.4 cm diameter disks spaced 1.5 mm apart form a parallel-plate capacitor. The electric field between the disks is 4.310^5 V/m. What is the voltage across the capacitor? How much charge is on each disk? An electron is launched from the negative plate. It strikes the ...
July 14, 2010 by Emoni

Physics Please help4
Two 1.50cm -diameter disks spaced 1.80mm apart form a parallel-plate capacitor. The electric field between the disks is 5.1010^5 V/m I got the voltage as =918 but B. How much charge is on each disk? _________C? and C. An electron is launched from the negative plate. It ...
May 21, 2014 by Josh

physics
A parallel-plate capacitor is formed from two 1.0{\rm cm} \times 1.0{\rm cm} electrodes spaced 2.8{\rm mm} apart. The electric field strength inside the capacitor is 1.0\times10^{6}{N/C}} part a What is the charge (in {\rm nC}) on positive electrode? part b What is the charge...
June 19, 2013 by holly

Physics
A parallel-plate capacitor consists of two square plates 18 Cm on a side, spaced 0.50 mm apart with only air between them. What is the maximum energy that can be stored by the capacitor?
September 12, 2011 by Paige

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
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
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

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
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

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
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
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

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
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 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
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

physics
The speed of a moving bullet can be determined by allowing the bullet to pass through two rotating paper disks mounted a distance 100 cm apart on the same axle. From the angular displacement 22.9 ◦ of the two bullet holes in the disks and the rotational speed 707 rev/min...
October 14, 2011 by liz

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

finite math
a box contains 40 computer disks, 5 are defective. Three disks are selected from the box without replacement and regard to order. what is the probability that a. all three of the disks are defective b. none of the three disks are defective c. exactly one of the three disks is ...
March 24, 2011 by ophelia

school
Two disks are spinning freely about axes that run through their respective centres (see figure below). The larger disk (R1 = 1.42 m) has a moment of inertia of 1180 kg m2 and an angular speed of 4.0 rad/s. The smaller disk (R2 = 0.60 m) has a moment of inertia of 906 kg m2...
October 30, 2013 by Aaron

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 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
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

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
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

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

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
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
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
Two parallel plates are 4.85 cm apart. The bottom plate is charged positively and the top plate is charged negatively, producing a uniform electric field of 5.51 x 104 N/C in the region between the plates. What is the time required for an electron, which starts at rest at the ...
January 31, 2012 by Ashley

College Physics
A 3.00-cm-diameter parallel-plate capacitor with a spacing of 0.800mm is charged to 300V . What is the total energy stored in the electric field?
May 9, 2014 by Sven

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
The speed of a moving bullet can be determined by allowing the bullet to pass through two rotating paper disks mounted a distance d apart on the same axle (Fig. below). From the angular displacement of the two bullet holes in the disks and the rotational speed of the disks, we...
May 18, 2013 by Anonymous

physics
I have these problems that I keep doing and keep missing. If someone could please help me with what I am doing wrong! Two charges, -25 C and +15 C, are fixed in place and separated by 3.4 m. (a) At what spot along a line through the charges is the net electric field zero? ...
February 2, 2010 by jennifer

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

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
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
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 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

physics
Calculate the acceleration of the electrons enter the plates.Which are two parallel metal plates 12 mm apart, An electric field is produced between the plates, with the top plate held at a potential of 120 V and the lower plate earthed.
June 11, 2013 by Ying

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
a.What electric potential difference exists across a 5.2 F capacitor that has a charge of 2.1 10-3 C? how do i use uF and C into a formula to find answer?? b.An oil drop is negatively charged and weighs 8.5 10-15 N. The drop is suspended in an electric field intensity of 5.3 ...
February 5, 2008 by kailey

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
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
The figure shows an electron entering a parallel-plate capacitor with a speed of 5.65106 . The electric field of the capacitor has deflected the electron downward by a distance of 0.618 at the point where the electron exits the capacitor.
February 2, 2012 by Nas

statistics
Media Disk, Inc. duplicates over a million 3.5 floppy disks each year by copying masters to stacks of blank disks. The company buys its blank stock from two different suppliers, A and B. The manager has decided to check each suppliers stock by counting the rejected disks in ...
October 3, 2010 by Anonymous

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

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
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
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
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
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

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
1.descibe the construction and working of machine used to generate high voltage? 2.draw electric lines between the plates of a parallel plate capacitor with 1(air) and 2(dielectric) as a medium? 3.near the surface of earth the field is about 100V/m. why do we then not ...
June 10, 2013 by edward

Physics
A uniform electric field exists in the region between two oppositely charged plane parallel plates. an electron is released from rest at the surface of the negatively charged plate and strikes the surface of the opposite plate, 3.20 cm distant from the first, in a time ...
July 8, 2009 by Sarah

physics
There are two spinning disks A and B arranged so that they initially are separated but can be pushed into contact. Disk A is made of a lighter material, so it has a moment of inertia that is one third that of disk B. Disk A starts off spinning at some i when the two disks are...
July 12, 2012 by Jessica

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
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
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
If the magnitude of the electric field in air exceeds roughly 3 106 N/C, the air breaks down and a spark forms. For a two-disk capacitor of radius 49 cm with a gap of 1 mm, what is the maximum charge (plus and minus) that can be placed on the disks without a spark forming (...
February 10, 2012 by james

physics
please check: Two point charges, initially 1 cm apart, are moved to a distance of 3 cm apart. By what factor do the resulting electric and gravitational forces between them change? a. 9 b. 3 c. 1/3 d. 1/9 D Two positive charges, each of magnitude q, are on the y-axis at points...
March 14, 2009 by physics

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
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

comp. tech
What is the primary difference between CD-R and CD-RW? A. CD-R disks can only be written on one time. B. CD-R disks are magnetic. C. CD-RW use optical storage technology. D. CD-RW can only record 100 gigabytes. Isn't the primary difference between CD-R and CD-RW is that the CD...
June 12, 2007 by Eric

science
If the magnitude of the electric field in air exceeds roughly 3 X10^6 N/C, the air breaks down and a spark forms. For a two-disk capacitor of radius 52 cm with a gap of 1 mm, what is the maximum charge (plus and minus) that can be placed on the disks without a spark forming (...
February 11, 2012 by Brittney

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
Often in physics we won't be able to predict motion of a bunch of objects exactly and so we resort to statistical methods. An example of a statistical approach is the resulting profile of a bunch of disks dropped through a series of pegs. As each disk falls it encounters pegs ...
June 21, 2013 by anonymous

PHYSICS URGENT
2. A point charge of +1.0 C is moved in the direction of an electric field, and it has a change in electric potential difference energy of 10.0 J. What was the change in electric potential difference? 1 C = 10-6 C (Points : 1) -1.0 10^8 V -1.0 10^7 V +1.0 10^7 V +1.0...
May 1, 2014 by Hannah

Physics
Answer in m/s. The speed of a moving bullet can be determined by allowing the bullet to pass through two rotating paper disks mounted a distance 88 cm apart on the same axle. From the angular displacement 18.4 degrees of the two bullet holes in the disks and the rotational ...
April 15, 2009 by Amanda

Physics
Answer in m/s. The speed of a moving bullet can be determined by allowing the bullet to pass through two rotating paper disks mounted a distance 88 cm apart on the same axle. From the angular displacement 18.4 degrees of the two bullet holes in the disks and the rotational ...
April 15, 2009 by Amanda

physics
Consider a parallel-plate capacitor with charge density 7.5 10-7 C/m2 on the two plates and an electric field that points in the +z direction. What magnetic field is necessary to provide a velocity selector for 58 keV deuterons that move in the +y direction? A deuteron has a ...
February 27, 2010 by Sandhya

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

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
PLEASE HELP WITH AS MANY AS POSSIBLE... I AM TERRIBLY CONFUSED. 1. A charge moves a distance of 1.7 cm in the direction of a uniform electric field having a magnitude of 200 N/C. The electrical potential energy of the charge decreases by 9.69095 10−19 J as it moves. ...
February 16, 2010 by Jonathan

Physics
a parallel plate capacitor, 10F with air between its plate is connected to a 50 volt source and then disconnected. a)What is the charge on the capacitor and the potential difference across it.
April 16, 2012 by Bukola

Physics
Two parallel plate capacitor of capacitant, two microfarad &three microfarad are connec ted in parallel and d combination is 50V direct current. Draw d circuit diagram of arrangement and determine d following (i)charge on either plate of each capacity. (ii)p.d across d each ...
March 6, 2013 by Ollyjay

geometery
Samantha has a dog that loves to chase flying disks. To keep her disk sperate form other disks, Samantha painted a triangle on it, with one point of the triangle in the center of the disk. As she throws the disk for the dog, what two transformations does the triangle undergo? ...
February 21, 2008 by alexis

geometry
Samantha has a dog that loves to chase flying disks. To keep her disk sperate form other disks, Samantha painted a triangle on it, with one point of the triangle in the center of the disk. As she throws the disk for the dog, what two transformations does the triangle undergo? ...
February 21, 2008 by alexis

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

Physics
When a driver brakes an automobile, friction between the brake disks and the brake pads converts part of the car's translational kinetic energy to internal energy. If a 1500 kg automobile traveling at 42 m/s comes to a halt after its brakes are applied, how much can the ...
January 13, 2013 by I'm going to die please help

physics
When a driver brakes an automobile, friction between the brake disks and the brake pads converts part of the car's translational kinetic energy to internal energy. If a 1280 kg automobile traveling at 30.8 m/s comes to a halt after its brakes are applied, how much can the ...
March 14, 2013 by Jayde Larson

math
Numbered disks are placed in a box and one disk is selected at random. There are 6 red disks numbered 1 through 6, and 7 yellow disks numbered 7 through 13. In an experiment a disk is selected, the number and color noted, replaced, and then a second disk is selected. Is this ...
February 26, 2011 by Anonymous

Thermodynamic Physics
When a driver brakes an automobile, friction between the brake disks and the brake pads converts part of the car's translational kinetic energy to internal energy. If a 1500 kg automobile traveling at 42 m/s comes to a halt after its brakes are applied, how much can the ...
January 13, 2013 by Kristal

physics
Two large circular metal plates are parallel and nearly touching, only 4.1 mm apart. The two plates are connected to the opposite terminals of a 9 V battery. (a) What is the average electric field strength in the space between the plates? V/m (b) What is the electric force on ...
November 9, 2010 by dede

physics
two charged plates are 2mm apart. An electron escapes from the negatively charged plate and reaches the positively charged plate in 1.2*10^-8 seconds. Find the electric field between the plates?
July 24, 2012 by Nowah

physics
two charged plates are 2mm apart. An electron escapes from the negatively charged plate and reaches the positively charged plate in 1.2*10^-8 seconds. Find the electric field between the plates?
July 24, 2012 by Nowah

PHYSICS
What is the magnitude of the electric field between two large parallel plates 2.0cm apart if a potential difference of 450 V is maintained between them?
February 24, 2010 by Anonymous

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