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December 17, 2014

Search: What is the magnitude of the force a +12 µC charge exerts on a +2.9 mC charge 43 cm away?

Number of results: 27,448

Physics
A metal sphere has a charge of +12uC(microcoulombs). What is the net charge after 2.1 x 10^13 electrons have been placed on it?
November 14, 2011 by Kay

Math
eff cuts lawns for $20.00.next year, he will charge $4.00 more per lawn. what is the percent increase will he charge
March 8, 2012 by Marie

Easy chemistry
Whats the charge on a carbon cation?? I believe it is a positive charge, but does it have a number along with it?? not sure..
May 17, 2013 by Timofey

physics
f Beth exerts a force of 157 . 9 N on the rope, what is the magnitude of the upward component of the force acting on the stake? Answer in units of N
October 29, 2014 by Anonymous

math
speakeasy company offers customers a choice between 3 schemes:1st,a monthly charge of $15 + 5cents/ min.2nd,a monthly charge of $5 for the line rental +20 cents/min,3rd a(pay as you go) charge of 35cents/min with no monthly line rental charge. a)investigate the 3 schemes to ...
May 10, 2010 by rima

Physics
Consider three conducting spheres each 10 cm in diameter. A has a net charge of 5 C, B has a net charge of 10 C, and C has a net charge of zero, but is placed in an electric field of 1000 V/m. Rank the electric field strength inside the spheres from weakest to strongest.
June 13, 2012 by Beth

physics
a point charge q1= -4.00nC is at a point (0.6,0.8) in the xy axis, and a second point charge q2=4.73nC is at the point (0.6,0), calculate the magnitude and direction of the net electric field at the origin due to these two points. Ive tried calculating the two separate ...
December 5, 2011 by mo

physics
8. Electric field lines arising from two small charged particles P and Q. Consider the following two statements: i.The charge on P is smaller than the charge on Q. ii.The electrostatic force on P is smaller than that on Q. Which of the above statements are true? A) Only i. B) ...
February 9, 2013 by james

physics
8. Electric field lines arising from two small charged particles P and Q. Consider the following two statements: i.The charge on P is smaller than the charge on Q. ii.The electrostatic force on P is smaller than that on Q. Which of the above statements are true? A) Only i. B) ...
February 9, 2013 by John

Physics
idential point charges of 1.7e-6 C are fixed diagonally on opposite corners of a square. A third charge is then fixed at the center of the square, such that it causes the potentials at the empty corners to change signs without changing their magnitudes. Find the sign and ...
March 15, 2009 by andrea

Physics
When a parachute opens, the air exerts a large drag force on it.This upward force is initially greater than the weight of the skydiver and, thus, slows him down. Suppose the weight of the skydiver is 956 N and the dragforce has a magnitude of 1005 N. The mass of the sky diver ...
January 21, 2012 by Sejul

chemistry
Matt forgot to put the fabric softener is the wash. As his socks tumbled in the dryer, they became charged.If a small piece of lint with a charge of +1.25 E -19 C is attracted to the socks by a force of 3.0 E -9 N, what is the magnitude of the electric field at this location?
May 1, 2013 by michael

2 more physics questions I need help on, please?
In which of these situations does more charge flow past a given point on a wire? a. Current of 4 A in 1 min b. Current of 2 A in 0.5 min c. Current of 8 A in 2 min d. All are the same charge I think the answer is C? Since the formula for finding current is 1 = C / s = 1 Ampere...
April 23, 2011 by physicsclass

physics
In the Millikan oil drop experiment, an atomizer (a sprayer with a fine nozzle) is used to introduce many tiny droplets of oil between two oppositely charged parallel metal plates. Some of the droplets pick up one or more excess electrons. The charge on the plates is adjusted ...
January 24, 2010 by James

Physics!! Help!!!!!
. A neutral conducting sphere contains a spherical cavity. A point charge +q is located at the |center of the cavity. A. What is the total surface charge on the interior surface of the conductor? B. What is the total charge on the exterior surface of the conductor?
February 3, 2012 by Melissa

jokens
A sphere with a charge of 1.5 x 10-6 C experiences a force of 3.5 x 102 N when it is located at a certain point in an electric field. Determine the magnitude of the electric field intensity at this location. (remember E = Fon q' / q', and 1 C = 1.00 x 10-6 C
September 18, 2014 by Anonymous

Physics
How many electrons must be removed from an object to leave it with a charge of 2.0 x 10 exp-10C? This is a small though not neglible static charge.
May 10, 2010 by Nina

Radioactivity
Thompson assumed that the amount of positive charge and negative charge in an atom was equal. Was this a reasonable assumption? I really do not understand this.
October 31, 2010 by Anonymous

physics grd 12
two charged object are positioned 15cm apart. spere a has a charge 3.6 x 10^-7 C and b has a charge of -8.1 x 10 ^ -7 C. at what point is the field intensity 0 ?
June 2, 2011 by psics

physics
The electric field at a distance of 0.4m from a point charge q is 20.0N/C. Find the charge q. Help it seems simple but I keep getting a huge number
March 14, 2012 by Nikki

Personal Finance
What would be the APR on $1200.00 if the total interest paid was 75.00 for 36 months. The bank charge a service charge of 12.00 for the loan.
June 8, 2012 by Sheri Zinnel

physics
Calculate the net charge on a substance consisting of a combination of 8.9 10 13 protons and 2.610 13 electrons. The elemental charge is 1.6 10 −19 C. Answer in units of C
November 18, 2012 by sara

science
Two tiny spheres carrying the same charge are 1.4 meters apart in a vacuum and experience an electrical repulsion of 9.6 N. What is their charge?
March 13, 2013 by Anonymous

Physics
Charge 2 10−18 C is on the y axis a distance 4 m from the origin and charge 9 10−18 C is on the x axis a distance d from the origin. What is the value of d for which the x component of the force on 9 10−18 C is the greatest? The Coulomb constant is 8....
April 7, 2012 by Alice

physics
In a thundercloud there may be an electric charge of 54 C near the top of the cloud and −54 C near the bottom of the cloud. If these charges are separated by about 4 km, what is the magnitude of the electric force between these two sets of charges? The value of the ...
February 19, 2013 by hannah

UTA
A vertical straight wire carrying an upward 35 current exerts an attractive force per unit length of 8.010−4 on a second parallel wire 7.5 away. What current (magnitude and direction) flows in the second wire?
March 5, 2013 by Wilwit1l

Check my answers please- Physics
What is an equilibrant? (Points : 1) an object that has zero net force acting on it two chemical reactions proceeding at the same rate in opposite directions a force that makes the net force on an object zero a force in the same direction as the net force <-- Question 2. 2...
November 18, 2013 by Gynelli

Physics help----------thanks
A charged cloud system produces an electric field in the air near the Earth's surface. A particle of charge -2.2 10-9 C is acted on by a downward electrostatic force of 3.0 10-6 N when placed in this field. (c) What is the magnitude of the gravitational force Fg on the proton...
February 15, 2007 by Frank

physics
(1)A parallel-plate capacitor carrying charge q0 is modified by the insertion of a dielectric with κ = 4.3 between the plates. As a consequence, the energy stored in the capacitor quadruples. What will the charge be after the dielectric is inserted? (2)A metal sphere of ...
February 21, 2010 by Sandhya

physics
A person pushes with force F on a box which remains at rest on a rough floor as shown in the top figure. The bottom figures illustrates all the force acting on the box. a) What condition must be satisfied by all the force acting on the box so that it remains at rest? Draw a ...
April 5, 2013 by /

Physics
The force exerted by the wind on the sails of a sailboat is 310 N north. The water exerts a force of 240 N east. If the boat (including its crew) has a mass of 330 kg, what are the magnitude and direction of its acceleration? magnitude in m/s2 direction in north of east
June 9, 2008 by Elisa

physics
What effect will be produced on a capacitor if the separation between the plates is increased? a. it will increase the charge b. it will decrease the charge c. it will increase the capacitance d. it will decrease the capacitance D A 0.25 uF capacitor is connected to a 9.0 V ...
March 14, 2009 by physics

Physics
What is the energy from a hollow cylinder of surface charge density sigma, radius R and charge q? Energy? DO you mean E, the electric field intensity? If you mean Energy, it is an odd question, but the answer is that it is the work it took to put the charge q on the surface. ...
October 23, 2006 by Mary

Chemistry
In 1909, Robert Millikan performed an experiment involving tiny, charged drops of oil. The drops were charged because they had picked up extra electrons. Millikan was able to measure the charge on each drop in coulombs. Here is an example of what his data may have looked like...
September 11, 2011 by Anonymous

Physics
The total charge in an electrical circuit as a function of time is given by q=t/t^2+1 coulombs. Find the maximum charge q. Please provide your reasoning.
May 3, 2012 by Liz

Business Math
the finance charge at 12% interest for an original charge amount of 300.00 and a payment of 50.00 halfway through the month would be how much ?
May 4, 2012 by Lennnnnnn

Physics
If the test charge were moved closer to the source charge, would the change in its potential energy be positive, negative or zero? Explain.
May 19, 2012 by Pat

algebra
The cost of attending Ray's is C(r) = 1.50r + 4 and depends on a flat charge and then a charge for each ride, r. Explain the meaning of the slope in the context of this problem.
December 11, 2014 by Zyere

Physics
A particle has a charge of +1.5 C and moves from point A to point B, a distance of 0.18 m. The particle experiences a constant electric force, and its motion is along the line of action of the force. The difference between the particle's electric potential energy at A and B ...
January 12, 2011 by ali

Pre-Algerbra
I don't really understand this and my teacher at school is no help. Can anyone explain what I'm supposed to do here? ----- Atoms contain charged particles called protons and electrons. Each proton has a charge of +1, and each electron has a charge of 1. A sulfur ion has 16 ...
October 17, 2012 by Katlyn

College Physics
Two tiny, spherical water drops, with identical charges of -7.10 x 10-16 C, have a center-to-center separation of 1.23 cm. (a) What is the magnitude of the electrostatic force acting between them? (b) How many excess electrons are on each drop, giving it its charge imbalance?
July 6, 2012 by Stephanie24

Physics Please HELP!!!!!!!!!
Two small pith balls, each of mass m = 11.2 g, are suspended from the ceiling of the physics lab by 1.7 m long fine strings and are not moving. If the angle which each string makes with the vertical is = 30.4, and the charges on the two balls are equal, what is the ...
June 5, 2012 by T-HUD

Physics
the wind blows with a force of 425N north on a sail boat, while the water exerts a force of 325N west on the sailboat. Find the magnitude and direction of the net external force on the sailboat.
April 9, 2012 by tom

physics
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 ...
July 8, 2008 by H

Physics
Suppose a charge q is placed at point x = 0, y = 0. A second charge q is placed at point x = 6.2 m, y = 0. What charge Q must be placed at the point x = 3.1 m, y = 0 in order that the field at the point x = 3.1 m, y = 4.2 m be zero?
July 11, 2010 by laila

physics
Two concentric conducting spherical shells produce a radially outward electric field of magnitude 49,000 N/C at a point 4.10 m from the center of the shells. The outer surface of the larger shell has a radius of 3.75 m. If the inner shell contains an excess charge of -5.30 &#...
August 7, 2013 by zandile

Physics Questions
Can you please help me with some and check my answers? Thanxs! 3.Which is stronger, the electrical force between an electron and a proton or the gravitational force between these particles? -I got that the electrical force between an electron and a proton. 6.Two charges ...
October 14, 2007 by Soly

physics
Sue and Jenny kick a soccer ball at exactly the same time.Sue's foot exerts a force of 62.3 N to the north. Jenny's foot exerts a force of 115.9 N to the east. What is the magnitude of the resultant force on the ball? Answer in N. What is the direction of the resultant force (...
July 2, 2011 by alexa

Physics
I need immediate help on these questions:. 2.a small plastic ball with a mass of 0.005kg is suspended from a thread and hangs in equilibrium as shown in the drawing below when a small rod with a 2 uC charge is brought to within 3mm of the ball a)find the tension force in the ...
March 30, 2014 by Julie

physics 2
Two charges, -17 and +3.6 C, are fixed in place and separated by 3.2 m. (a) At what spot along a line through the charges is the net electric field zero? Locate this spot relative to the positive charge. (Hint: The spot does not necessarily lie between the two charges.) (b) ...
July 2, 2012 by Natasha

physics
Two charges, -17 and +3.6 C, are fixed in place and separated by 3.2 m. a) At what spot along a line through the charges is the net electric field zero? Locate this spot relative to the positive charge. (Hint: The spot does not necessarily lie between the two charges. (b) ...
July 3, 2012 by Natasha

physics
9-Volt battery is used to charge a 375 mF capacitor over a 147 resistance. How many seconds will it take for the capacitor to reach 75% of its maximum charge? Hint: The equation below represents the charge of a charging capacitor as a function of time Q max= CV once you ...
March 10, 2011 by crystal

PHYSICS
When a parachute opens, the air exerts a large drag force on it. This upward force is initially greater than the weight of the sky diver and, thus, slows him down. Suppose the weight of the sky diver is 942 N and the drag force has a magnitude of 1045 N. The mass of the sky ...
September 23, 2010 by Sarah

Physics
When a parachute opens, the air exerts a large drag force on it. This upward force is initially greater than the weight of the sky diver and, thus, slows him down. Suppose the weight of the sky diver is 914 N and the drag force has a magnitude of 1120 N. The mass of the sky ...
October 3, 2012 by Donald

physics
When a parachute opens, the air exerts a large drag force on it. This upward force is initially greater than the weight of the sky diver and, thus, slows him down. Suppose the weight of the sky diver is 950 N and the drag force has a magnitude of 1100 N. The mass of the sky ...
October 23, 2012 by jill

PHYSICS
Three small spheres are placed at fixed points along the x-axis, whose positive direction points towards the right. Sphere A is at x = 23.0 cm, with a charge of -10.00 C. Sphere B is at x = 55.0 cm, with a charge of 2.00 C. Sphere C is at x = 57.0 cm, with a charge of -9.00...
May 3, 2010 by Jay

programming
Assume the input to be the charge for the food, draw a flowchart that will compute the total amount of a meal purchased at a restaurant. The output should be the charge for the food, the amount of a 15 percent tip, the amount of the 7 percent sales tax (on the charge for the ...
August 20, 2014 by stephanie

physics
what is the magnitude of the electric field produced by a charge of magnitude 6.00 micro coulombs at a distance of a. 1.00m b. 2.00m
September 10, 2007 by natash

Maths - check answer
On the May 1 billing date, Mary had a balance due of $970.60 on her credit card. The transactions during the following month were: May 5 Payment $400.00 May 10 Charge: airline tickets $381.00 May 22 Charge: hotel $270.60 May 25 Charge: florist $60.20 The interest rate on the ...
March 11, 2008 by Sunny

Organic Chemistry
What is the lowest energy alternative resonance structure for this compound: CH3-CH-N<triple bond>N There is a negative charge on CH and a positive charge on the central N
January 19, 2010 by Natasha

Organic Chemistry
What is the lowest energy alternative resonance structure for this compound: CH3-CH-N<triple bond>N There is a negative charge on CH and a positive charge on the central N
January 19, 2010 by Natasha

Organic Chemistry
What is the lowest energy alternative resonance structure for this compound: CH3-CH-N<triple bond>N There is a negative charge on CH and a positive charge on the central N
January 21, 2010 by Natasha

physics
Two charges q = 3.0 C are fixed in space a distance d = 4.5 cm apart. With V = 0 at infinity, What is the potential energy U of the three-charge configuration when the third charge is in place?
January 23, 2010 by Andy

Physics
How many excess electrons does an object with a total charge of -1.0 x 10exp-9C have on it? This is approximately the amount of charge involved in commonly encountered static electricity.
May 10, 2010 by Nina

science question
Histones interact with DNA at specific loci because DNA has phosphate functional groups. This interaction occurs because histones have a net _____ positive charge, which derives from their ______ residues, and interact with DNA because of its net _______ charge. a. negative, ...
July 21, 2006 by Sara

physics
A 5 kg block is pulled along a horizontal frictionless floor by a string and exerts force of magnitude 16 N at an angle 30 degree.What is the magnitude of the acc of block?
October 13, 2011 by Leonita

physics
three spheres, each with a negative charge of 4.0*10^-6 C, are fixed at the vertices of an equilateral triangle whose sides are 0.20m long. Calculate the magnitude and direction of the net force on each sphere. So far i have drawn a diagram and used the formula Fe= kq1q2/r^2 ...
February 9, 2011 by Diana

Physics
A point charge q = -2.41 nC is initially at rest adjacent to the negative plate of a capacitor. The charge per unit area on the plates is 4.67 μC/m2 and the space between the plates is 6.53 mm. What is the potential difference between the plates? What is the kinetic ...
February 1, 2012 by Ashley

Physics
An insulating sphere of mass m and positive charge q is attached to a spring with length h and spring constant ks and is at equilibrium as shown below: An infinitely long wire with positive linear charge density λ is placed a distance l away from the charged mass at ...
November 8, 2013 by rickross

Physics
I don't really understand this aspect of physics yet, I need help understanding these problems. Problem One: Two particles, with identical positive charges and a separation of 2.00 10-2 m, are released from rest. Immediately after the release, particle 1 has an acceleration a1...
August 31, 2007 by Jim

Phsyics
The electric field is constant in magnitude and direction for the following arrangement of fixed charges: -Close to a point charge -Close to a dipole -Far from a dipole, i.e., at a distance greater than 10 times the charge seperation distance d of the dipole -Around the ...
February 5, 2010 by Sandra

physics
A draft horse exerts a horizontal force of 600 N dragging a log, on which the force of friction is 500 N. The force due to gravity on the log is 700 N and the ground exerts an upward force of 700 N on it. What is the net force acting on the log?
November 12, 2011 by sebastian

physics-E&M
An infinite line charge of uniform linear charge density lambda = -2.5 micro Coulombs lies parallel to the y axis at x = 0 m. A point charge of 3.5 micro Coulombs is located at x = 2.5 m, y = 3.5 m. Find the x- and y-components of the electric field at x = 3.5 m, y = 3.0 m. So...
January 27, 2012 by aaron b.

chemistry
In Millikan's experiment, the charge on each drop of oil was measured in coulombs. Imagine the same experiment, but with charges measured in a fictitious unit called a zeet (Z). Drop Charge (Z) A 8.4010−15 B 1.9610−14 C 2.2410−14 D 2.5210−14 E 3.64...
March 6, 2010 by Syeda

Chemistry
In Millikan's experiment, the charge on each drop of oil was measured in coulombs. Imagine the same experiment, but with charges measured in a fictitious unit called a zeet (). Drop Charge () A 1.3810−14 B 3.2210−14 C 3.6810−14 D 4.1410−14 E 5.9810...
September 9, 2011 by Jen

Physics
Pith Balls Two small pith balls, each of mass m = 17.7 g, are suspended from the ceiling of the physics lab by 0.8 m long fine strings and are not moving. If the angle which each string makes with the vertical is = 42.6, and the charges on the two balls are equal, what is ...
June 7, 2012 by Jenipher

Physics
please check: 1. A piece of chalk is dropped by a teacher walking at a speed of 1.5 m/s. From the teacher's perspective, the chalk appears to fall. STRAIGHT DOWN 2. Which is the force of an acceleration? FORCE 3. A free-body diagram of a ball falling in the presence of air ...
February 5, 2009 by y912f

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 2
A charge, q1, of +4.4 micro-coulombs and another unknown charge, q2, are surrounded by a surface. The total flux through the surface is -9.2 x 106 (N m2)/C. These charges are now placed on the x axis. q1 is placed at x = 0, and q2 is placed at x = +114.51 cm. What is the ...
January 25, 2013 by Jessica

physics
An electron in an electron beam experiences a downward force of 1.910^−14 N while traveling in a magnetic field of 6.4 10^−2 T west. The charge on a proton is 1.6010−19. a) What is the magnitude of the velocity? b) What is its direction?
April 19, 2011 by Leslie

physics
An electron in an electron beam experiences a downward force of 1.910^−14 N while traveling in a magnetic field of 6.4 10^−2 T west. The charge on a proton is 1.6010^−19. a) What is the magnitude of the velocity? b) What is its direction?
April 19, 2011 by laura

Math
Aaron had an unpaid balance of $1,177.79 on his credit card statement at the beginning of April. He made a payment of $430.00 during the month, and made purchases of $366.02. If the interest rate on Aaron's credit card was 4.5% per month on the unpaid balance, find his finance...
June 9, 2011 by CC

Help Please!
Charges of −4q are fixed to diagonally opposite corners of a square. A charge of + 5q is fixed to one of the remaining corners, and a charge of + 3q is fixed to the last corner. Assuming that ten electric field lines emerge from the + 5q charge, sketch the field lines ...
January 24, 2011 by Brian

physics
A uniform electric field E in the x-direction is produced by an appropriate charge configuration. A thin sheet of charge s per unit area is placed perpendicular to the x-direction at x = 0. If the initial charge configuration is assumed to be undisturbed by the presence of the...
June 17, 2009 by Sandhya

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

Chemistry
my ap chem teacher has been absent for the past two weeks and part of the notes her sub gave us to copy says that In the equation HC2H3O2 + H20 <--> C2H3O2(- charge) + H3O(+ charge) HC2H3O2 is an acid H2O is a base C2H3O2(- charge) is the conjugate base and H3O(+ charge...
May 15, 2010 by Mark

physics(check my answers)
a large thin conducting plate has a net charge q. the charge density on each side of conducting plate is : q/2A electric field on each side is :q/2epsilon=q/4Aepsilon Does the charge on the right surface contribute to the electric field to the left of the plate?
September 1, 2010 by blasting

Electric charge and Coulomb's Law
Can anyone help me explain this problem? Your help is appreciate it. You are given an apple and an orange. The apple has a net charge of +310−17 C. The orange has a net charge of −310−17 C. With only this information, can you determine which one has more ...
April 21, 2013 by Kathy

physics
An alpha particle (charge = +2.0e) is sent at high speed toward a gold nucleus (charge = +79e). What is the electric force acting on the alpha particle when the alpha particle is 1.7 multiplied by 10-14 m from the gold nucleus? N
April 10, 2012 by brooke

Physics
An electric dipole (any pair of oppositely charge point particles) lies on the x-axis, consisting of a - 2.5nC charge at x = -10 cm, and a +2.5nC charge at x=10cm. Find the electric field (a) on the x-axis, at the point (20,0) and (b) on the y-axis, at point (0,10).
April 4, 2013 by Jayflord

Algebra
Hertzy Car Rental: Charge a fixed rate of $58 with NO mileage charge. Alabo Car Rental: Charge 35 cents per mile. Nifty Car Rental: Charge a fixed rate of $28 plus 15 cents per mile. Mrs. Jones wants to rent a SUV to visit her parents in Idaho she expects to do 600 miles ...
October 28, 2012 by Denise

Physics
A non-conducting ring of radius R with a uniform charge density λ and a total charge Q is lying in the yz - plane, as shown in the figure below. Consider a point P, located at a distance x from the center of the ring along its axis of symmetry. 1) What is the magnitude (...
February 21, 2013 by Anonymous

physics
A small sphere of charge q1 = 0.840 C hangs from the end of a spring as in Figure a. When another small sphere of charge q2 = -0.546 C is held beneath the first sphere as in Figure b, the spring stretches by d = 3.18 cm from its original length and reaches a new equilibrium ...
September 4, 2013 by Anonymous

Math
An electron accelerates from rest to the right, in a horizontally directed electric field. The electron then leaves the electric field at a speed of 4.0 106, entering a magnetic field of magnitude 0.20 T (Tesla) directed into the screen. Calculate the magnitude and ...
February 23, 2013 by Ginny

physics
Suppose a charge of -2.30 C is at the origin and a charge of 2.90 C is at the point (0, 3.00) m. (a) Find the electric potential at (4.00, 0) m, assuming the electric potential is zero at infinity. (b) Find the work necessary to bring a 4.40 C charge from infinity to the ...
July 9, 2010 by alysse

Chemistry
For each of the following, enter the number of covalent bonds that the atom can form: (A) One atom of carbon (B) One atom of sulfur (C) One atom of nitrogen with no net charge (D) One atom of nitrogen with positive net charge (E) One atom of oxygen with no net charge (F) One ...
March 7, 2013 by qwerty

Physics
Two spherical shells have a common center. A -3.00 10-6 C charge is spread uniformly over the inner shell, which has a radius of 0.050 m. A +4.00 10-6 C charge is spread uniformly over the outer shell, which has a radius of 0.15 m. Find the magnitude and direction of the ...
January 29, 2013 by HELP!

Physics
Two spherical shells have a common center. A -3.00 10-6 C charge is spread uniformly over the inner shell, which has a radius of 0.050 m. A +4.00 10-6 C charge is spread uniformly over the outer shell, which has a radius of 0.15 m. Find the magnitude and direction of the ...
January 29, 2013 by HELP!

Physics
Two spherical shells have a common center. A -3.00 10-6 C charge is spread uniformly over the inner shell, which has a radius of 0.050 m. A +4.00 10-6 C charge is spread uniformly over the outer shell, which has a radius of 0.15 m. Find the magnitude and direction of the ...
January 29, 2013 by HELP!

Physics
A positive charge Q is on the y-axis at a distance a from the origin, and another positive charge q is on the x-axis at a distance b from the origin. A) For what values(s) of b is the x-component of the force on q a minimum? B) For what values(s) of b is the x-component of the...
September 6, 2011 by Patrick

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