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August 1, 2014

# Search: An electron is released into a uniform electric field of magnitude 1.04 N/C. How many times larger is this electron&#39;s acceleration than the acceleration due to gravity on the surface of Earth?

Number of results: 33,590

physics
a ball with a mass of 0.150 g and positive charge of q=41.2 C is suspended on a string of negligible mass in a uniform electric field. We observe that the ball hangs at an angle of =22.0o from the vertical. What is the magnitude of the electric field?
August 25, 2010 by Matt

physics
Two parallel plates carry uniform charge densities 0.45nC/m2 and +0.45nC/m2 . Find the magnitude of the electric field between the plates. Find the magnitude of the acceleration of an electron between these plates.
February 10, 2014 by jrfannin

Physics
A vertical wall (5.3 m multiplied by 2.3 m) in a house faces due east. A uniform electric field has a magnitude of 157 N/C. This field is parallel to the ground and points 38° north of east. What is the electric flux through the wall?
March 24, 2013 by Emilie

Physics-Charges
A wall has a negative charge distribution producing a uniform horizontal electric field. A small plastic ball of mass 0.0261 kg, carrying charge of −102 μC, is suspended by an uncharged, nonconducting thread 0.369 m long. The thread is attached to the wall and the ...
March 7, 2012 by Joila

Physics
An electron that has velocity v = (3 x 105 m/s) and moves along positive x direction through the uniform magnetic field B = (0.8T) which is along the positive z direction. a. Find the force on the electron (magnitude and direction). (e = - 1.6 x 10-19 C, m=9.1 x10-31 kg) b. ...
April 25, 2011 by asif

Electric currents and magnetic fields
Within a material, what results in the conversion of an electron's energy to thermal energy and electromagnetical energy? The electron moving makes an magnetic field, if it changes, there will be an electric field with the magnetic field. Thermal energy is the result of ...
December 14, 2006 by Kalee

Physics
An electron is shot into a uniform magnetic field B = (.5 x + .8 y)T with an initial velocity of v = (4 x + 3 y) × 106m/s. What is the force on the electron?
March 21, 2013 by Lindsey

electric
When an electron moves from A to B along an electric field line in Fig. 24-29, the electric field does 3.66 x 10-19 J of work on it. What are the electric potential differences (a)VB - VA, (b)VC - VA, and (c)VC - VB? in the picture there r four field lines going from down to ...
April 14, 2009 by sweety

physics
"Charges of 2.00uc and -3.00uc are located in a coordinate plane at(2.00cm, 5.00 cm) and (3.00cm, 2.00cm) respectively. calculate the magnitude and direction of the electric field created by this pair at the origin. express your answer in both polar and rectangular form" 2. An...
February 1, 2011 by seahill

physics
An electron has a kinetic energy of 4.2 x 10-17 J. It moves on a circular path that is perpendicular to a uniform magnetic field of magnitude 3.3 x 10-5 T. Determine the radius of the path. The electron in the problem has Charge of the electron (q) = 1.6*10-19C Mass of the ...
April 3, 2009 by Determine the radius

physics - speed of electron in magnetic field
A beam of electron is accelerated by a potential difference of 2.5okV. The electrons are then allowed to pass into a magnetic field of strength 10.0mT. As the electrons enter the field, the direction of the velocity is at right angles to the direction of the magnetic field. ...
December 5, 2010 by Farah

physics
An object with a charge of -4.5 micro C and a mass of 1.1×10−2 kg experiences an upward electric force, due to a uniform electric field, equal in magnitude to its weight. A) Find the magnitude of the electric field. B)Find the direction of the electric field. upward ...
January 27, 2012 by jazz

Physics
An electron moves on a circular orbit in a uniform magnetic field. The strength of the field is 1.00×10-5 tesla. The kinetic energy of the electron is 178.0 eV. (1 eV = 1 electron volt = 1.6 ×10−19 joules.) Calculate the radius of the orbit. (electron parameters: the ...
June 7, 2012 by Stryker

Physics II
When an electron moves from A to B along an electric field line, the electric field does 3.94 x 10^-19 J of work on it. What are the electric potential differences (a) Vb - Va, (b) Vc - Va, and (c) Vc - Vb?
February 13, 2011 by Scott

physics
The Bohr model of the hydrogen atom consists of an electron travelling in a circular orbit of radius 5.29 x 10-11 m around a proton. The attraction between the two gives the electron the centripetal force required to stay in orbit. Calculate the: a. Electric force between the ...
May 15, 2012 by matin

Physics
Consider a semi-infinite nonconducting rod (that extends infinitely to the right only) and has a uniform charge density. Calculate the magnitude and direction of the electric field at the point, P, which is a distance of R away from the edge of the rod. Does the angle of the...
November 24, 2010 by Ri

Physics
A proton is released from rest in a uniform electric field which is directed along the x axis and of magnitude E=2*10exponent5 V/m.The proton undergoes a displacement from point A at the origin to point B at x=0.2m.What is the change in the potential energy of the proton ...
January 17, 2011 by Joel

Physics
An electron moves at a speed of 6.0 x 10^-6 perpendicular to a constant magnetic field. The path is a circle of radius 1.3 x 10^-3m. What is the magnitude of the field. Find the magnitude of the electron acceleration.
February 7, 2011 by Veronika

Physics
An electron moves at a speed of 5.4 106 m/s perpendicular to a constant magnetic field. The path is a circle of radius 1.0 10-3 m. (a) What is the magnitude of the field? T (b) Find the magnitude of the electron's acceleration. m/s2
September 28, 2007 by Mary

physics
Two very large parallel sheets are 5.00 cm apart. Sheet A carries a uniform surface charge density of -9.00 microcoulombs per meter squared, and sheet B, which is to the right of A, carries a uniform charge of -11.6 microcoulombs per meter squared. Assume the sheets are large ...
January 25, 2010 by AE

physics
a uniform electric field of magnitude 2.5*10^4, makes an angle of 27 with a plane surface area of 0.0133m^2.what is the electric flux through the surface.
March 6, 2011 by ike

physics
A uniform electric field of magnitude 2.10×10^4 makes an angle of 37 with a plane surface of area 1.60×10^−2 .What is the electric flux through the surface?
January 27, 2012 by giga

A spring with an unstrained length of 0.076 m and a spring constant of 2.6 N/m hangs vertically downward from the ceiling. A uniform electric field directed vertically upward fills the region containing the spring. A sphere with a mass of 5.09 10-3 kg and a net charge of +6.5...

Physics; Elect.
1. A charge (uniform linear density=9.0 nC/m) is distributed along the x-axis from x=0 to x=3.0m. Determine the magnitude of the electric field at a point on the x axis with x=4.0m. a)81 N/C b)74 N/C c)61 N/C d)88 N/C e)20 N/C 2. A +2nC point charge is placed at one corner of ...
February 1, 2011 by Thomas

PHYSICS
1. Why is an electric field considered to be a vector quantity? 2. Draw the electric field around an electric dipole of +1 µC and -1 µC 3. How many electrons have been removed from a positively charged object if it has a charge of 1.5 x 1011 C? 4. A particle with a charge - 1....
December 21, 2012 by Hayden

physicsa 6a
A charge of 28.0 is placed in a uniform electric field that is directed vertically upward and that has a magnitude of 4.00×104 . What work is done by the electric force when the charge moves
May 18, 2010 by Sally

Physics
A uniform electric field of magnitude 2.70×10^4 N/C makes an angle of 37 degrees with a plane surface of area 1.60×10^−2 m^2 . What is the electric flux through this surface?
January 23, 2012 by Cooper

physics
A uniform electric field of magnitude 2.80×10 ^4 N/C makes an angle of 37 degrees with a plane surface of area 1.40×10−2 m^2. A)What is the electric flux through this surface? N * m^2/C
January 27, 2012 by jazz

physics
A uniform electric field of magnitude 2.80×104 makes an angle of 37 with a plane surface of area 1.60×10−2 .What is the electric flux through this surface?
February 4, 2012 by David

PHYSICS
An electron iwth an initial speed of 500,000 m/s is brought to rest by an electric field. (a) Did the electron move into a region of higher potential or lower potential? (b) What was the potential difference that stopped the electron?
February 25, 2010 by Lucas

College Physics
A square surface measures 4.4 mm on each side. It is immersed in a uniform electric field with magnitude E = 2100 N/C and with field lines at an angle of 35° with a normal to the surface. Take that normal to be "outward," as though the surface were one face of a box. Calculate...
July 8, 2012 by Stephanie23-1

physics
An electron is moving through a magnetic field whose magnitude is 8.70*10^-4 T. The electron experiences only a magnetic force and has an acceleration of magnitude 3.50*10^14 m/s^2. At a certain instant, it has a speed of 6.80*10^6m/s. Determine the angle (less than 90degrees...
April 1, 2008 by Kelly

physics
An electron is accelerated by a constant electric field of magnitude 325 N/C. (a) Find the acceleration of the electron. (m/s^2) (b) Use the equations of motion with constant acceleration to find the electron's speed after 1.05 10-8 s, assuming it starts from rest. (m/s)
May 6, 2012 by andrew

Electric forces
An electron is released above the earth's surface. A second electron directly below it exers just enough of an electric force on the first electron to cancel the gravitational force on it. Find the distance between the two electrons. I thought if I just set the graviational ...
April 11, 2007 by Sara

math/physics
A Van de Graaff generator is charged so that the magnitude of the electric field at its surface is 3.0 multiplied by 104 N/C. (a) What is the magnitude of the electric force on a proton released at the surface of the generator? (b) Find the proton's acceleration at this instant.
January 11, 2010 by jake

math/physics
A Van de Graaff generator is charged so that the magnitude of the electric field at its surface is 3.0 multiplied by 104 N/C. (a) What is the magnitude of the electric force on a proton released at the surface of the generator? (b) Find the proton's acceleration at this instant.
January 11, 2010 by jake

physics
A Van de Graaff generator is charged so that the magnitude of the electric field at its surface is 2.4 104 N/C. (a) What is the magnitude of the electric force on a proton released at the surface of the generator? (b) Find the proton's acceleration at this instant.
February 5, 2010 by carla

physics
An electron with speed = 2.54×10^7m/s is traveling parallel to an electric field of magnitude = 1.66×104 N/C. How far will the electron travel before it stops? How much time will elapse before it returns to its starting point?
February 21, 2013 by Elmer

physics
An electron with initial speed = 2.54×10^7 m/s is traveling parallel to an electric field of magnitude = 1.66×10^4 N/C . How far will the electron travel before it stops? How much time will elapse before it returns to its starting point?
February 21, 2013 by Elmer

physics
An electron in a computer monitor enters midway between two parallel oppositely charged plates. The initial speed of the electron is 6.15 x 10^7 m/s and its vertical deflection is 4.70 mm. (a) What is the magnitude of the electric field between the plates? (b) Determine the ...
January 13, 2011 by Isabell

physics
An electron with initial speed = 2.54×10^7 m/s is traveling parallel to an electric field of magnitude = 1.66×10^4 N/C .
February 21, 2013 by Elmer

electric field intensity
Two 2.0 g spheres are suspended by 10.0 cm long light strings. A uniform electric field is applied in the x direction. If the spheres have charges of -5.0 10-8 C and +5.0 10-8 C, determine the electric field intensity that enables the spheres to be in equilibrium at = 10°.
January 17, 2009 by tony

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

physics
When an electron moves from A to B along an electric field line in Fig. 24-29, the electric field does 3.66 x 10-19 J of work on it. What are the electric potential differences (a)VB - VA, (b)VC - VA, and (c)VC - VB? in the picture there r four field lines going from down to ...
April 15, 2009 by sweety

Physics
please tell me where I went wrong. A proton is moving parallel to a uniform electric field. The electric field accelerates the proton and increases its linear momentum to 5.0x 10^-23 kg m/s from 1.4x 10^-23 kg m/s in a time of 6.5x 10^-6 s. What is the magnitude of the ...
August 31, 2007 by Mary

electricity magnetism physics
A proton is release from rest at the origin in a uniform electric field in the positive x direction with magnitude 850N/C. What is the change in electric potential energy when the proton travels to x = 2.50m
October 28, 2013 by wi

Electronic Field
At some instant the velocity components of an electron moving between two charged parallel plates are vx = 1.3 105 m/s and vy = 3.6 103 m/s. Suppose that the electric field between the plates is given by E = (120 N/C) j. (a) What is the electron's acceleration in the field? m/...
February 15, 2007 by Jennifer

physics
A proton moves parallel to an electric field between points A and B. The change in the proton's electric potential energy is EPEB  EPEA. If the proton is removed from point B and replaced with an electron, how does the change in electric potential energy of the electron ...
July 28, 2014 by Lily

science (physics)
thank you for your help! my question is :how do you find the magnitude of the electric field that will balance the weight of an electron?
January 20, 2011 by APPRECIATIVE STUDENT

physics
an electric field of 15000 N/C is directed along the positive x-axis, what is the electric force on an electron in this field?
May 25, 2011 by Anonymous

Physics
A charged particle moves into a region of uniform magnetic field B, goes through half a circle, and then exits that region. The particle is either a proton or an electron (you must decide which). It spends 155 ns in the region. a) What is the magnitude of B? b)If the particle ...
November 17, 2010 by LA

Physics
When an electron moves 2.5 m in the direction of an electric field, the change in electrical potential energy of the electron is 8x10-17J. What is the strength of the electric field that causes the change in potential energy? 320 N/C 200 N/C 20 N/C 3.2 N/C I'm clueless, but if...
October 19, 2012 by Blah

Physics
What would happen when a dipole is placed in uniform electric field making an angle theta with the direction of electric field ?
June 8, 2013 by Aman

Physics
What would happen when a dipole is placed in uniform electric field making an angle theta with the direction of electric field ?
June 8, 2013 by Sneha

Physics
An object of mass m= 4.8g and charge Q = 49uC is attached to a string and placed in a uniform electric field that is inclined at an angle of 30.0 with the horizontal (see the figure). The object is in static equilibrium when the string is horizontal. a) find the magnitude of ...
February 3, 2011 by Rachel

Physics
When an electron moves 2.5 m in the direction of an electric field, the change in electrical potential energy of the electron is 8x10-17J. What is the strength of the electric field that causes the change in potential energy? 320 N/C 200 N/C 20 N/C 3.2 N/C
October 19, 2012 by La La

PHYSICS
In Figure below, an electron accelerated from rest through potential difference V1=0.955 kV enters the gap between two parallel plates having separation d = 18.2 mm and potential difference V2= 160 V. The lower plate is at the lower potential. Neglect fringing and assume that ...
April 17, 2008 by Bobby Ray

College Physics II
An electric field of 2.04 kV/m and a magnetic field of 0.548 T act on a moving electron to produce no net force. If the fields are perpendicular to each other, what is the electron's speed?
March 22, 2011 by jim

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
An electron moving through a uniform magnetic field with a velocity of 2.0x10^6 m/s [up] experiences a maximum magnetic force of 5.1x10^-14 N [left]. CAlculate the magnitude and direction of the magnetic field.
April 26, 2009 by Susan

PHYSICS II
A uniform electric field of magnitude 3.00×10^4 N/C makes an angle of 37 degrees with a plane surface of area 1.40×10^−2 m^2. What is the electric flux through this surface? i got 321 using the formula electricflux = E A Cos(theta), but it's wrong.
January 17, 2011 by Cassie

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
There is a very large horizontal conducting plate in the plane (consider it infinitely large). Its thickness is . The charge densities on the upper and the lower surfaces are both equal to . The goal of this problem is to find the electric field (magnitude and direction) at ...
February 24, 2013 by P

physics
In a region containing a uniform electric field at right angle to the magnetic field suppose, for instance, that Vector B point in X direction and Vector E in the Z axis as shown below. What path will a particle that is released from the origin it follow. (Describe the ...
August 28, 2011 by Abdulazeez

Physics
Two large, parallel, conducting plates are 20 cm apart and have charges of equal magnitude and opposite sign on their facing surfaces. An electrostatic force of 3.0 10-15 N acts on an electron placed anywhere between the two plates. (Neglect fringing.) a) Find the magnitude of...
April 27, 2013 by Lex

electric force/field
Three point charges, A = 2.2 µC, B = 7.5 µC, and C = -3.9 µC, are located at the corners of an equilateral triangle . Find the magnitude and direction of the electric field at the position of the 2.2 µC charge. magnitude = . N/C direction =
January 23, 2012 by physics

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
I need help on the following questions, I am stuck and not sure on what to do, can someone work it out and or tell me steps to obtain the answer. Thank you 1) A point charge of -0.90 microC is fixed to one corner of a square. An identical charge is fixed to the diagonally ...
September 13, 2006 by Kevin

physics
A. A uniform, upward-pointing electric field E of magnitude 3.00~103 N/C has been set up between two horizontal plates by charging the lower plate positively and the upper plate negatively. The plates have length L = 4 cm and separation d = 2.00 cm. An electron is then shot ...
January 20, 2010 by Andy

physics
A. A uniform, upward-pointing electric field E of magnitude 3.00~103 N/C has been set up between two horizontal plates by charging the lower plate positively and the upper plate negatively. The plates have length L = 4 cm and separation d = 2.00 cm. An electron is then shot ...
January 21, 2010 by Andy

physics
A flat horizontal surface with an area of 650 cm2 is inside a uniform electric field of 2.99×104 N/C. The angle between the area vector and the electric field is 14.8°. What is the electric flux through the surface?
January 30, 2011 by Ana

physics
A uniform electric field of magnitude 320 V/m is directed in the negative y direction. The coordinates of point A are (-0.300, -0.450) m, and those of point B are (0.650, 0.300) m. Calculate the electric potential difference VB − VA. thanks
March 27, 2011 by Rachel

physics
A uniform electric field of magnitude 320 V/m is directed in the negative y direction. The coordinates of point A are (-0.300, -0.450) m, and those of point B are (0.650, 0.300) m. Calculate the electric potential difference VB − VA. thanks
March 27, 2011 by Rachel

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
what is the magnitude and the direction of an electric field when an electron is accelrated vertically upward at a distance of 5.5 metres in 3 micro seconds?
May 4, 2014 by Anonymous

physics
Two point charges, q1 and q2, are placed 0.30 m apart on the x-axis, as shown in the figure above. Charge q1 has a value of 3.0 x 109 C. The net electric field at point P is zero Q: Calculate the magnitude of charge q2. Q: Calculate the magnitude of the electric force on q2 ...
February 23, 2012 by Kayberlynn

physics
the region 0 < r < r1 is a charged insulating sphere with uniform charge density _E, the region r1 < r < r2 contains free space, and the region r2 < r < r3 is an insulating spherical shell with uniform charge density ��_E. What is the electric ...
September 23, 2008 by al

College Physics
In an electric field, the lines on the left have twice the separation as those on the right. (a) If the magnitude of the field at A (particle in the field with lesser separated lines) is 58 N/C, what is the magnitude of the force on a proton at A? (b) What is the magnitude of ...
July 8, 2012 by Stephanie22-2

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
A non-conducting ring of radius with a uniform charge density and a total charge is lying in the - plane, as shown in the figure below. Consider a point P, located at a distance from the center of the ring along its axis of symmetry. (a) What is the direction of the electric ...
February 24, 2013 by P

physics
A. A uniform, upward-pointing electric field E of magnitude 3.00 10e3 N/C has been set up between two horizontal plates by charging the lower plate positively and the upper plate negatively. The plates have length L = 4 cm and separation d = 2.00 cm. An electron is then shot ...
January 21, 2010 by Andy

Physics
Can an electron at rest in a magnetic field be set into motion by the magnetic field? What if it were at rest in an electric field?
March 29, 2011 by Nikki

Physics
3 There are two charges +Q and Q/2 that locate at two positions with a separation of d as shown in Fig. 1. We may put +Q at the origin of the x-axis to facilitate the calculation. (a) Find the electric field for +Q and Q/2 at the position P. (5 points) (b) What is the total ...
September 5, 2010 by David

physics
A neutral solid conducting cylinder rotates about its axis with angular speed 1600 rad/s. In addition, there is an external magnetic field of induction B directed along the cylinder's axis. What must the magnitude of the magnetic field in Teslas so that no electric field is ...
April 21, 2013 by help

physics
There is a very large horizontal conducting plate in the x-y plane (consider it infinitely large). Its thickness is h . The charge densities on the upper and the lower surfaces are both equal to +σ. The goal of this problem is to find the electric field (magnitude and ...
February 27, 2013 by Anonymous

A neutral solid conducting cylinder rotates about its axis with angular speed 1600 rad/s. In addition, there is an external magnetic field of induction B directed along the cylinder's axis. What must the magnitude of the magnetic field in Teslas so that no electric field is ...
April 16, 2013 by OIan

physics
Two particles are in a uniform electric field whose value is +4000 N/C. The mass and charge of particle 1 are m1 = 1.0x10-5 kg and q1 = -15 µC, while the corresponding values for particle 2 are m2 = 3.0 x10-5 kg and q2 = +35.0 µC. Initially the particles are at rest. The ...
October 4, 2010 by Nate

Physics
A particle with mass m = 1.20g and charge q = 345ģC is traveling in the x-direction with an initial velocity of v0 = 68.0m/s. The particle passes through a constant electric field in the y-direction with magnitude |E| = 263N/C over a distance of d = 12.0m. (a) What is the ...
January 17, 2013 by Nick

Physics 30
A point charge q=+4.7nC is placed at each corner of an equilateral triangle with sides of 0.21m in length. a) What is the magnitude of the electric field at the midpoint of the three side of the triangle? b) Is the magnitude of the electric field at the centre of the triangle ...
April 5, 2012 by Derek

Physics -Solinoid
Imagine you shoot an electron beam down the center of an ideal solenoid carrying current I. Which of the following will happen? a)magnitude of the field outside the solenoid will increase. B) The magnitude of the field outside the solenoid will decrease. C) The electron beam ...
November 29, 2013 by Anton Help

PHYSICS PLZ
Imagine you shoot an electron beam down the center of an ideal solenoid carrying current I. Which of the following will happen? a)The magnitude of the field outside the solenoid will increase. b)The magnitude of the field outside the solenoid will decrease c)The electron beam ...
December 2, 2013 by RKP

physics
What is the magnitude of the electric field a distance 3.0mm from an electron? Express your answer to two significant figures and include the appropriate units
January 27, 2014 by James

Physics
A charge of 28.0 nC is placed in a uniform electric field that is directed verticall upward and that has a magnitude of 4.00*10^4 N/C. What work is done by the electric force when the charge moves (a)0.450 m to the right (b) 0.670 m upward (c) 2.60 m at an angle of 45 degrees ...
January 28, 2008 by Harper

Physics
There is a very large horizontal conducting plate in the x-y plane (consider it infinitely large). Its thickness is h . The charge densities on the upper and the lower surfaces are both equal to +σ. The goal of this problem is to find the electric field (magnitude and ...
February 25, 2013 by P

science
Charge of uniform surface density (0.2 nC/m2) is distributed over the entire xy plane. Determine the magnitude of the electric field at any point having z = 2 m.
October 3, 2011 by jenny

physics
Charge of uniform surface density (0.2 nC/m2) is distributed over the entire xy plane. Determine the magnitude of the electric field at any point having z = 2 m.
October 3, 2011 by jenny

physics
An object with a net charge of 35 µC is placed in a uniform electric field of 643 N/C, directed vertically. What is the mass of the object if it floats in the electric field?
February 5, 2010 by carla

physics
An object with a net charge of 21 µC is placed in a uniform electric field of 590 N/C, directed vertically. What is the mass of the object if it "floats" in the electric field?
April 15, 2011 by Shannah

physics
The drawing shows a uniform electric field that points in the negative y direction; the magnitude of the field is 4540 N/C. Determine the electric potential difference the following points VB − VA between points A and B VC − VB between points B and C VA − VC ...
January 15, 2011 by Anonymous

Physics
A point charge (m = 1.0 g) at the end of an insulating string of length L = 46 cm (Fig. 16-66) is observed to be in equilibrium in a uniform horizontal electric field of E = 8800 N/C, when the pendulum's position is as shown in Fig. 16-66, with the charge d = 1.0 cm above the ...
January 28, 2013 by kjipper

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