Number of results: 30,368
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 ...
Wednesday, September 13, 2006 at 5:52pm by Kevin
Location A is 3.00 m to the right of a point charge q. Location B lies on the same line and is 4.70 m to the right of the charge. The potential difference between the two locations is VB - VA = 45.0 V. What is the magnitude and sign of the charge? Vb-Va=45= kq/4.7-kq/3 solve ...
Monday, February 5, 2007 at 1:09pm by Anna
Physics - Torque
A particle is acted on by two torques about the origin: T1 has a magnitude of 4.3 N*m and is directed in the positive direction of the x axis, and T2 has a magnitude of 3.2 N*m and is directed in the negative direction of the y axis. What are the magnitude [in N*m] and ...
Saturday, March 31, 2007 at 7:38pm by COFFEE
An equipotential surface that surrounds a +2.7 x 10^-7 C point charge has a radius of 0.13 m. What is the potential of this surface?
Saturday, September 1, 2007 at 11:31pm by Mary
The drawing shows four point charges. The value of q is 2.4 ÁC, and the distance d is 0.86 m. Find the total potential at the location P. Assume that the potential of a point charge is zero at infinity. This is a question of electric potential difference created by point ...
Monday, September 3, 2007 at 7:11pm by Mary
Posted by Mary on Monday, September 3, 2007 at 7:11pm. download mp3 free instrumental remix The drawing shows four point charges. The value of q is 2.4 ÁC, and the distance d is 0.86 m. Find the total potential at the location P. Assume that the potential of a point charge is ...
Tuesday, September 4, 2007 at 10:08pm by Mary
a point charge q=5.0 micro coulombs is placed at each corner of an equilateral triangle with sides .26 m in length. a. what is the magnitude of the electric field at the midpoint of any of the three sides of the triangle?
Monday, September 10, 2007 at 10:38pm by natash
Set the Coulomb force E*Q equal to the gravity force (weight), M g. Assume the charge is uniformly distributed around the surface. (This would be necessary since the surface is conducting). The sphere will behave as if it were a point charge of 4.0 microCoulombs at the center ...
Tuesday, September 11, 2007 at 6:35pm by drwls
Two point charges are placed on the x axis as follows: Charge q1= +4.00 nC is located at x= 0.200 m, and charge q2= +5.00nC is at x= -0.300 m. What are the magnitude and direction of the net force exerted by these two charges on a negative point charge q3= -0.600 nC placed at ...
Monday, January 21, 2008 at 12:50pm by Jen
ok the question is....A point charge of 8.00 nC is at the center of a cube with sides that are 0.200 m. What is the electric flux through (a) the surface of the cube, (b) one of the six faces of the cube? ok so would I just use Gauss's law 4* pi*k*q? even though that is ...
Friday, January 25, 2008 at 5:01pm by J
A point charge Q= 4.60 uC is held fixed at the origin. A second point charge q=1.20 uC with mass of 2.80 * 10^-4 is placed on the x-axis 0.250 m away from the origin. (b) The second point charge is released from rest. What is its speed withn its distance from the origin is (i...
Monday, January 28, 2008 at 10:23pm by J
Lithium is the atom which has three protons in its nucleus and three electrons circling the nucleus.(it usuallly has 3 nuetrons as well,but they r not important in this problem.)Two of the electrons circle the nucleus at a distance 1.8* 10^-11 m (app.)The third electron is ...
Thursday, February 7, 2008 at 8:44pm by jenish
A positive point charge and a negative point charge have equal magnitudes. One charge is fixed to one corner of a square, and the other is fixed to another corner. On which corners should the charges be placed, so that the same potential exists at the empty corners? What is ...
Tuesday, July 8, 2008 at 9:45pm by H
Three point charges are arranged along the x axis: q1 = −4.43 nC at x1 = 199 mm, q2 = 2.33 nC at x2 = -302 mm, and a positive charge q3 at the origin. What is the value of q3 if the net force on this point charge has magnitude 4.50 ÁL?
Saturday, February 16, 2008 at 9:59am by Julia
a +35x10^-6 C point charge is placed 32 cm from an identical +32x10^-6 C charge. how much work would be required to move a +50.0x10^-6 C test charge from a point midway between them to a point 12 cm closer to either of the charges? please show work.
Friday, February 22, 2008 at 3:32pm by leesa
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Saturday, February 23, 2008 at 12:23pm by leesa
a +35x10^-6 C point charge is placed 32 cm from an identical +32x10^-6 C charge. how much work would be required to move a +50.0x10^-6 C test charge from a point midway between them to a point 12 cm closer to either of the charges? please show work and explain. i still don't ...
Saturday, February 23, 2008 at 2:42pm by leess
physics - DAMON
a +35x10^-6 C point charge is placed 32 cm from an identical +32x10^-6 C charge. how much work would be required to move a +50.0x10^-6 C test charge from a point midway between them to a point 12 cm closer to either of the charges? so can you show me the work w/o the integrals...
Sunday, February 24, 2008 at 4:59pm by leess
At a certain distance from a point charge, the potential due to the charge is ü|5.93 V, and the magnitude of the electric field is 13.5 V/m. (Take the potential to be zero at infinity.) Is the electric field directed toward or away from the charge? Here is my attempt. Since ...
Monday, February 25, 2008 at 2:22am by Samantha
A sphere of radius a carries a volume charge density p=p (r/a)^2. Find the electric field inside and outside the sphere. I don't know what equation to use. Do I use electirc field due to point charge?
Thursday, February 28, 2008 at 9:19pm by Jessica