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December 2, 2016

Search: two point charges are separated by 1.5 cm

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Physics
Two point charges +q=1 ìC and −q=−1 ìC with mass m=1 g are fixed at the positions ±r ⃗ 0 with |r 0 |=1 m . The charges are released from rest at t=0 . Find the time ô in seconds at which they collide.
May 16, 2013 by Anonymous

Physics - Electric Field
Find the electric field at a point midway between 2 charges of +40.0e-9 C and +60.0E-9 C separated by a distance of 30.0 cm. My work: q1=40E-9 q2=60e-9
March 23, 2015 by Marissa

physcis
Two small beads having charges q1 and q2 are fixed so that the centers of the two beads are separated by a distance d shown in the figure. A third small bead of charge q=10.0 x 10-9 C is placed between both charges a distance x from q1. a) If q1 = 31.0 x 10-9 C, q2 = 26.0 x 10...
January 17, 2015 by Serena

Physics
Two point charges of +1.0 uC and -2.0 uC are located 0.50 m apart. What is the minimum amount of work needed to move the charges apart to double the distance between them? (k=8.99x10^9Nm^2/C^2)
February 11, 2015 by Rene

Physics
Two point charges of +1.0 uC and -2.0 uC are located 0.50 m apart. What is the minimum amount of work needed to move the charges apart to double the distance between them? (k=8.99x10^9Nm^2/C^2)
February 12, 2015 by George

physics
Two identical positive charges exert a repulsive force of 6.6 multiplied by 10^-9 N when separated by a distance of 5.8 multiplied by 10^-10 m. Calculate the charge of each.
January 13, 2009 by Mara

Physics
Two charges q1 and q2 when separated by a distance r1 = R produce a force F1on each other. If the separation is increased to r2 = 2R, what is the new force F2 in terms of F1?
February 8, 2011 by Alex

PHY
. Four identical metal spheres have charges of qA = –8.0 µC, qB =–2.0 µC, qC = +5.0µ C, and qD = +12.0µ C. (a) Two of the spheres are brought together so they touch, and then they are separated. Which spheres are they, if the final charge on each one is +5.0 µC? (b) ...
February 17, 2013 by Saif

physics
Two spheres with charges of 4.00nC and 3.00nC are placed 0.500m apart. At what point between the two charges must the third charge of 2.00cN be placed so that the net electrostatic force acting on this charge is zero?
April 5, 2012 by Megan

LSU
Two point charges Q1 = -26.8 micro-Coulombs and Q2 = +38.5 micro-Coulombs are located on a vertical line with Q1 below Q2. The coordinates of Q1 is (0.0, -6.8 cm). The two charges are 28.6 cm apart. Determine the coordinates of the location where the net electric field due to ...
September 11, 2012 by Garrett

physics
two identical point charges are fixed to diagonally opposite corners of a square that is .5m on a side. Ecah charge is +3.0x10^-6 C. How much work is done by the elctric force as one of the charges moves to an empty corner
January 19, 2011 by sasha

Physics
If the two equal charges separated with one unit (one meter) has a force of 20 N. What will be the force if the distance is increased by 2 units (two meters)? What is the value of the new force compared to the old?
December 5, 2012 by Anonymous

physics
Three equal positive point charges q are at the corners of an equilateral triangle with sides of length a. What is the magnitude and direction of the electric field at one corner of the triangle due to two charges placed on another two corners of the triangle ?. These two ...
January 12, 2016 by THOMAS123

physics
Two identical small spherical conductors (point charges), separated by 0.6 m, carry a total charge of 200 mu or micro CC. They repel one another with a force of 120 N. (For the universal constant k use the value 8.99 times 109 N m2/C2.) so I used q1 + q2= 200e-6C and q1*q2= Fr...
September 4, 2014 by hannah

physics
Suppose the charge q2 can be moved left or right along a line connecting charges q1 and q3. Given that q = +15 µC, find the distance from q1 where q2 experiences a net electrostatic force of zero? (The charges q1 and q3 are separated by a fixed distance of 36 cm.) q1=+q, q2=-...
January 13, 2013 by stoic-rider77

Physics
Two point charges q1 and q2 are held 4.00cm apart. An electron released at a point that is equidistant from both charges undergoes an initial acceleration of 9.00×10^18m/s^2 directly upward in the figure, parallel to the line connecting q1 and q2. See the figure: session#...
January 17, 2015 by Luciano

Physics
A small bead of mass m and charge q is free to move in a horizontal tube. The tube is placed in between two spheres with charges Q = − q. The spheres are separated by a distance 2a. What is the frequency of small oscillations around the equilibrium point of the bead? You...
September 3, 2013 by Petra Tanovic

physics
A 23.6μC point charge lies at the origin. Find the electric field at the point (0.55m , 0). What is the magnitude of the electric field? Express your answers using two significant figures. Enter the x and y components of the field separated by a comma. Find the electric ...
February 4, 2014 by jrfannin

physics
Two charges separated by one meter exert 1 Newton forces on each other. If the magnitude of each charge is doubled, the force on each charge is ______ Newtons. Thanks!
July 20, 2008 by Claire

Physics
Two metal spheres having charges of +4.0 x 10^-6 coulomb and +2.0 x 10^-5 coulomb, respectively, are brought into contact and then separated. After separation, the charge on each sphere is...
March 20, 2011 by Dom

physics
Suppose the charge q2 in the figure below can be moved left or right along the line connecting the charges q1 and q3. Given that q = +15 µC, find the distance from q1 where q2 experiences a net electrostatic force of zero? (The charges q1 and q3 are separated by a fixed ...
January 12, 2013 by stoic-rider77

physics
Two charges are separated until they are a distance of 191 cm apart, causing the electric force between them to increase by a factor of exactly 5. What was their initial separation distance?
March 1, 2011 by anonymous

Physics
Two positive charges one 2uc and the other 7uc are separated by a distance of 20cm, what is the magnitude of the electrostatic force that each charge exerts upon the other
April 28, 2016 by Rushmond

Physics
Two positive charges one 2uc and the other 7uc are separated by a distance of 20cm, what is the magnitude of the electrostatic force that each charge exerts upon the other
April 28, 2016 by Anonymous

physics
Two small beads having positive charges q1 = 34.0 nC and q2 = 55.0 nC are fixed so that the centers of the two beads are separated by a distance d = 0.450 m as shown in the figure. At what position x relative to q1 could you place a third small bead of unknown charge q in ...
January 20, 2015 by Linda

PHYSICS
The force of repulsion between two identical negative charges is 3.95 N, when the charges are 35.0 cm apart. What is the magnitude of these charges?
May 12, 2015 by Jonny

phyics 2
Remarks The gravitational force between the charged constituents of the atom is negligible compared with the electric force between them. The electric force is so strong, however, that any net charge on an object quickly attracts nearby opposite charges, neutralizing the ...
January 19, 2012 by matt

physics
consider the arrangement of four +20 microCouloumb point charges located at all 4 corners of a square with 30cm sides. calculate the magnitude and direction for the force on each charge due to the other 3 point charges.
June 2, 2015 by gipi

Physics HELP!!
Three point charges have equal magnitudes, two being positive and one negative. These charges are fixed to the corners of an equilateral triangle. The magnitude of each of the charges is 3.66 μC, and the lengths of the sides of a triangle are 2.15 cm. Calculate the ...
October 17, 2012 by Ann

physics
Two point charges +q=1 μC and −q=−1 μC with mass m=1 g are fixed at the positions ±r ⃗ 0 with |r 0|=1 m. The charges are released from rest at t=0. Find the time τ in seconds at which they collide.
May 14, 2013 by Anonymous

PHYSICS
Two point charges q1 &q2 seperated by a distance of 3.0 m experience a mutual force of 16x10^-15N.Calculate the magnitude of charge when q1=q2=q. What will be magnitude of force if seperation between the charges is changed to 6.0m?
June 3, 2013 by Megha

Physics
Two charges (+4C and -3C)are separated by .00002m. What is the electrostatic force and its direction? Using Coulomb's law, I arrived at 2.696 x 10^20 J. Would the direction be said to be "towards the positive charge"? Is this correct? Thanks
January 30, 2008 by Riley

Physics
Two identical point charges are fixed to diagonally opposite corners of a square that is 1.5 m on a side. Each charge is +2.0 µC. How much work is done by the electric force as one of the charges moves to an empty corner? I have W(fe)= -EPE=-q[V(f)-V(i)]. I can't figure out ...
September 20, 2011 by Traci

physics
Three point charges, +6.5 μC, +1.8 μC, and −3.4 μC, lie along the x-axis at 0 cm, 1.7 cm, and 5.4 cm, respectively. What is the force exerted on q1 by the other two charges? (To the right is positive.) The Coulomb constant is 8.99 × 109 N · m2/C2. Answer...
February 21, 2016 by anonymous

Physics 2 Charges what is the magnitude at point P
Two charges, Q1= 3.20 microCoulombs, and Q2=5.90 microCoulombs, are located at points (0,-2.00cm) and (0,+2.00cm. What is the magnitude of the electric field at point P, located at (5.00cm,0), due to Q1 alone?
February 11, 2011 by Mike

Physics
Two particles having charges of 0.580 nC and 20.9 nC are separated by a distance of 1.10 m . Where would the net electric field be zero if one of the charges were negative? Enter your answer as a distance from the charge initially equal 0.580 nC . keq1/r^2 = keq2/(1.1-r)^2 (...
September 4, 2015 by Ammy

physics 2
1) A spherical surface completely surrounds a collection of charges. Find the electric flux through the surface if the collection consists of a single +3.93E-6 C charge. 2) A plate carries a charge of -2.52μC, while a rod carries a charge of +2.19μC. How many ...
January 30, 2010 by corey

physics
Two charges separated by a distance of 1 m exert a 1.0N force on each other. If the changes are pulled to a 3-m separation distance, the force on each charge will be
April 19, 2013 by Ashlee

Physics (PLEASE HELP!)
Two point charges, the first with a charge of +3.25×10−6 C and the second with a charge of -4.63×10−6 C , are separated by 25.5 cm. Find the magnitude of the electrostatic force experienced by the positive charge. Is the magnitude of the force experienced by the ...
April 4, 2011 by Allison

Physics
Two charges 10uC (point A) and -10uC (point B) are placed 10cm from each other. Find the electric field at a point P perpendicular bisector of AB at a distance 12cm from the middle. Can someone get me started on this one? I'd appreciate any help. Thanks
January 31, 2008 by Riley

Physics
Two point charges are located on the y axis as follows: charge q1 = -2.50nC at y1 = -0.700m , and charge q2 = 3.30nC at the origin (y = 0). What is the magnitude of the net force exerted by these two charges on a third charge q3 = 9.00nC located at y3 = 0.250m ? What is the ...
September 7, 2014 by Molly

Physics
Two point charges, the first with a charge of +3.25×10−6 C and the second with a charge of -4.63×10−6 C , are separated by 25.5 cm. Find the magnitude of the electrostatic force experienced by the positive charge. Is the magnitude of the force experienced by the ...
April 5, 2011 by Diddy

Physics
Two point charges, the first with a charge of +3.25×10−6 C and the second with a charge of -4.63×10−6 C , are separated by 25.5 cm. Find the magnitude of the electrostatic force experienced by the positive charge. Is the magnitude of the force experienced by the ...
April 5, 2011 by mink

physics
Two point charges, the first with a charge of +3.19×10^−6 C and the second with a charge of -4.32×10^−6 C , are separated by 28.0 cm. Find the magnitude of the electrostatic force experienced by the positive charge. Is the magnitude of the force experienced by ...
January 23, 2012 by Cooper

Physics
Two charges +q and −q are separated by a distance d=50 cm. The electric field lines for this system form the the well-known pattern showed in the figure below. Consider two lines L1 and L2 lying on the same plane and leaving the positive charge at α=±45∘. ...
July 1, 2013 by Brian

Physics
If six points charges are distributed on a balloon encased within a cube,in such a manner that the points charges appear like dots on a die and if each point charge has a value of -q for its charge, and the radius of the balloon is R, what is the magnitude of the NET Electric ...
September 13, 2015 by Deirdra

11th grade physics
Multiple choice (show your work if any): 1) Two point charges q1=-10^-5 C and q2=-9×10^-5 C are placed respectively at two points A and B 40 cm apart. The electric field is null at a point C of [AB] such that : a) AC=50cm b) AC=10cm c) AC=20cm d) point C doesn't exist 2) Same...
March 14, 2016 by vicky

11th Grade physics
Multiple choice (show your work if any):  1) Two point charges q1=-10^-5 C and q2=-9×10^-5 C are placed respectively at two points A and B 40 cm apart. The electric field is null at a point C of [AB] such that :  a) AC=50cm b) AC=10cm c) AC=20cm d) point C doesn't exist  2...
March 14, 2016 by vicky

11th grade physics
Multiple choice (show your work if any):  1) Two point charges q1=-10^-5 C and q2=-9×10^-5 C are placed respectively at two points A and B 40 cm apart. The electric field is null at a point C of [AB] such that :  a) AC=50cm b) AC=10cm c) AC=20cm d) point C doesn't exist  2...
March 14, 2016 by vicky

Physics
You are given two unknown point charges, Q1 and Q2. At a point on the line joining them, one-third of the way from Q1 to Q2 the electric field is zero . What is the ratio Q1/Q2?
February 1, 2015 by Anonymous

Physics grade 12
Two point charges 2uC and 8uC are placed 12 cm apart. Find the position of the point where electric field resultant will be zero
March 8, 2016 by Ibrahim

physics
two point charges are 10.0 cm apart and have chargeso of 2.0 uC (micro)and -2 uC, respectively. What is the magnitude of the electric field at the midpoint between the two charges? i think the answr is zero.. but i don't understand how to get to it...can you please show me in ...
March 15, 2009 by physics

physics Electricity
Two tiny conducting spheres are identical and carry charges of -20.0 μC and +50.0 μC. They are separated by a distance of 2.50 cm. (a) What is the magnitude of the force that each sphere experiences, and is the force attractive or repulsive? (b) The spheres are ...
January 24, 2013 by frustrated

Physic
The field of an unknown charges is first mapped with a 1.0 X 10^-8 C test charges, then repeated with 2.0 X 10^-8 C test charge. a) would the same forces be measured with the two test charges (Explain)? b) would the same fields be determine using the two test charges (Explain)?
August 17, 2012 by sara

Physics
Two tiny conducting spheres are identical and carry charges of -19.8 µC and +54.5 µC. They are separated by a distance of 2.45 cm. (a) What is the magnitude of the force that each sphere experiences, and is the force attractive or repulsive? 1 N 2 ---Select--- attractive ...
January 29, 2013 by Don

physics
Two particles, each of mass 6.00 kg and speed 4.67 m/s, travel in opposite directions along parallel lines separated by a distance 4.89 m. What is the magnitude of L, the angular momentum of the two-particle system around a point midway between the two lines?
April 7, 2011 by john

physics
Two particles, each of mass 3.00 kg and speed 5.41 m/s, travel in opposite directions along parallel lines separated by a distance 3.15 m. What is the magnitude of L, the angular momentum of the two-particle system around a point midway between the two lines?
April 1, 2013 by safc

physics
Two point charges +q=1 μC and −q=−1 μC with mass m=1 g are fixed at the positions ±r⃗ 0 with |r0|=1 m. The charges are released from rest at t=0. Find the time τ in seconds at which they collide.Hint: Can you do it without ...
May 13, 2013 by stranger

Physics
Two charges A and B are fixed in place, at different distances from a certain spot. At this spot the potentials due to the two charges are equal. Charge A is 0.24 m from the spot, while charge B is 0.37 m from it. Find the ratio qB/qA of the charges.
June 13, 2012 by Beth

Physics
Two charges A and B are fixed in place, at different distances from a certain spot. At this spot the potentials due to the two charges are equal. Charge A is 0.22 m from the spot, while charge B is 0.54 m from it. Find the ratio qB/qA of the charges. Help!
September 30, 2012 by Anthony

physics
Two charges A and B are fixed in place, at different distances from a certain spot. At this spot the potentials due to the two charges are equal. Charge A is 0.22 m from the spot, while charge B is 0.54 m from it. Find the ratio qB/qA of the charges. Help!
September 30, 2012 by anthony

physics
help! Two charges A and B are fixed in place, at different distances from a certain spot. At this spot the potentials due to the two charges are equal. Charge A is 0.22 m from the spot, while charge B is 0.54 m from it. Find the ratio qB/qA of the charges.
October 11, 2012 by alex

Physics
the charges an coodinates of two points charges located in x-y palne are : q1=+3*10^-6 C ; x=+3.5 cm . y=+0,5 cm and q2=-4*10^ -6 C; x= - 2 cm y=+1.5 cm . (a)Find the electric potential at the origin(b)How much work must be done to locate these charges at their given positions...
February 22, 2012 by Jc

Physics/Math help please
Two particles with positive charges q1 and q2 are separated by a distance s. I got up to here: (kq1)/x^2 = (kq2)/(s-x)^2 I now have to solve for x by cross multiplying and using the quadratic equation but I can't seem to isolate x without it being canceled out. =S
February 13, 2009 by Sam

Physics
We study three point charges at the corners of a triangle. Their charges are q1 = +4.0 10-9 C, q2 = −2.5 ✕ 10−9 C, and q3 = +5.0 10-9 C. Two distances of separation are also given, ℓ12 = 6 m and ℓ13 = 9 m. Find the net electric force on q3 1- ...
January 18, 2016 by Michel

Physics
We study three point charges at the corners of a triangle. Their charges are q1 = +4.0 10-9 C, q2 = −2.5 ✕ 10−9 C, and q3 = +5.0 10-9 C. Two distances of separation are also given, ℓ12 = 6 m and ℓ13 = 9 m. Find the net electric force on q3 1- ...
January 24, 2016 by Anonymous

physics
A 10.0 microCoulomb point charge is fixed in place at the origin. A 2.00-microCoulomb point charge is released from rest at x = 0.500 m. Because of the repulsive force between the two point charges, the 2.00-microCoulomb charge is accelerated in the +x direction. What is the ...
September 15, 2015 by anna

Physics
Two point charges are on the y-axis, one of magnitude 3.0 * 10^-9 C at y= 10cm and a second of magnitude 6.0 * 10^-9 at the point y=30cm. Calculate the potential at y= 60cm.
September 25, 2015 by Casanova

physics
Two point charges +q=1 μC and −q=−1 μC with mass m=1 g are fixed at the positions ±r⃗ 0 with |r0|=1 m. The charges are released from rest at t=0. Find the time τ in seconds at which they collide. Hint: Can you do it without integrating by ...
May 17, 2013 by HELP!!

Chemistry
What describes a molecule in which the positive and negative charges are separated? Dipole
April 12, 2007 by chrissy

Physics
What is the electric force of attraction between charges of 3 C and -4 C separated by a distance of 2 m?
May 4, 2012 by Lisa

Physics
Two point charges, one of +3.00 10-5 C and the other -5.00 10-5 C are placed at adjacent corners of a square 1.400 m on a side. A third charge of +5.70 10-5 C is placed at the corner diagonally opposite to the negative charge. Calculate the magnitude and direction of the force...
April 3, 2011 by Terri

Physics
When two unequal point charges are released a distance d from one another, the heavier one has an acceleration a. If you want to reduce this acceleration to one-fifth of this value, how far (in terms of d) should the charges be when released?
July 8, 2009 by Sarah

Physics
A positive charge +q1 is located to the left of a negative charge -q2. On a line passing though the two charges, there are two places where the total potential is zero. The first place is between the charges and is 4.03 cm to the left of the negative charge. The second place ...
July 14, 2012 by CombatVetUSMC

Physics
A positive charge +q is located to the left of a negative charge -q. On a lne passing through the two charges there are two places where the total potential is zero. The first place is between the charges and is 3.8 cm to the left of the negative charge. The second place is 7....
January 24, 2011 by Sam

physics
Two point charges +q=1 μC and −q=−1 μC with mass m=1 g are fixed at the positions ±r⃗ 0 with |r0|=1 m. The charges are released from rest at t=0. Find the time τ in seconds at which they collide. Hint: Can you do it without integrating by ...
May 17, 2013 by hemant

physics
Two point charges lie along the y axis. A charge of q1 = -12.0 µC is at y = 6.0 m, and a charge of q2 = -5.0 µC is at y = -3.0 m. Locate the point (other than infinity) at which the total electric field is zero.
June 12, 2016 by bukky

physics
Two point charges lie along the y axis. A charge of q1 = -12.0 µC is at y = 6.0 m, and a charge of q2 = -5.0 µC is at y = -3.0 m. Locate the point (other than infinity) at which the total electric field is zero.
June 22, 2016 by bukky

physics
Three point charges, two positive and one negative, each having a magnitude of 30 µC are placed at the vertices of an equilateral triangle (43 cm on a side). What is the magnitude of the electrostatic force on one of the positive charges? The value of the Coulomb constant is ...
February 3, 2016 by sami

Physics
What is the force on two point charges of 10-6 C that are 20 cm apart?
November 29, 2012 by Johnny

physics
two charges of equal magnitude are 25.5 cm apart if the force between the charges is 155 N what is the magnitude of the charges
April 28, 2015 by j

physics
two positive points charges of 15c and 13c are placed 12cm apart . find the work done in bringing the two charges 4cm closer.
June 7, 2014 by asad

physics
Charges of 4.0 µC and -6.0 µC are placed at two corners of an equilateral triangle with sides of 0.10 m. At the third corner, what is the electric field magnitude created by these two charges? (ke = 8.99 ´ 109 N·m2/C2)
July 9, 2015 by Anonymous

Problem solving (point of intersection)
Alpine Valley charges $10/hr for lessons and $40 for the lift ticket and snowboard rental. Chicopee Hills charges $20/hr which includes lessons, lift ticket and rentals. Which resort would you choose? Equation A: y=. X+ Equation B: y=. X+ Decide on a reasonable starting point ...
July 13, 2015 by Justin

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
The magnitude of the charges is |q| = 7.8 µC, and the distance between them is d = 2.7 mm. Charge 2 is attracted to charge 1, because they are opposite charges. Charge 2 is repelled from charge 3, because they are like charges. Therefore, both 21 and 23 point to the left...
January 21, 2007 by Ann

Chemistry
I'm stuck on the concept of negative and positive charges. A dish has 10 + charges and 10 - charges. 2 of the negative charges are taken away. What is the overall charge? I think the answer is 2+ charges
September 9, 2008 by Glenn

Physics
Two objects of equal mass m are separated by a distance r. Which expression gives the gravitational potential at the point P mid way between the two objects? The answer shows as -4Gm/r, but I can't see where this comes from.
January 11, 2011 by Christine

physics
Three point charges have equal magnitudes, two being positive and one negative. These charges are fixed to the corners of anequilateral triangle. The magnitude of each charge is 5 microCouloumbs, and the lengths of the sides of the triangle are 3.0cm.Calculate the magnitude of...
July 27, 2010 by ness

Physics
Two point charges attract each other with an electric force of magnitude F. If one charge is reduced to 1/3 its original value and the distance between the charges is doubled, what is the resulting magnitude of the electric force between them?
February 3, 2013 by P

physics
Three charges are fixed in the x−y plane as follows: 1.7nC at the origin (0, 0); 2.3nC at (0.60m , 0); –2.0nC at (0, 1.20m ). Find the force acting on the negative charge. Express your answer using two significant figures. Enter the x and y components of the force ...
January 27, 2014 by James

Science
Which of these represents a chemical change? A) two compounds combining to form a mixture B) a mixture being separated into two elements C) a compound being separated into two elements D) an element changing state from solid to liquid
October 12, 2016 by Help Needed

Science
Which of these represents a chemical change? A) two compounds combining to form a mixture B) a mixture being separated into two elements C) a compound being separated into two elements D) an element changing state from solid to liquid
October 12, 2016 by Help Needed

Physics
There are two positive charges (+4C on the left and +6C on the right) that are both separated by an arbitrary distance. In order not to experience any net electric force where would you place the third charge. I say to the left of the +4C charge am i right?
August 6, 2009 by Josh

physic
It is said that like charges repel. You should have observed that after the sticky side of two pieces of scotch tape are pulled quickly off a table the tapes repel each other. Perhaps each tape has a different type of charge and the rule has been stated backwards. Why do you ...
January 31, 2014 by tukoye

Physics
The intensity of sound from a source is measured at two points along a line from the source. The points are separated by 14.7 m, the sound level is 67.10 dB at the first point and 55.68 dB at the second point. How far is the source from the first point?
November 27, 2008 by Shaniquaa

Math (Finite)
A calling card offers two methods of paying for a phone call. Method A charges $0.02 per minute but has a $0.6 connection fee. Method B charges $0.045 per minute but has no connection fee. Write the equations that show the total cost, y, of a call of x minutes for methods A ...
July 7, 2015 by Stephanie

Physics
The drawing shows an equilateral triangle, each side of which has a length of 2.20 cm. Point charges are fixed to each corner, as shown. The 4.00 µC charge experiences a net force due to the charges qA and qB. This net force points vertically downward and has a magnitude of ...
March 24, 2014 by Joe Santhosh

physics
When point charges q1 = +8.9 µC and q2 = +5.4 µC are brought near each other, each experiences a repulsive force of magnitude 0.71 N. Determine the distance between the charges.
September 1, 2011 by Eric Gordon

Physics/Charges
Point charges Q1 = 50 µC and Q2 = -20 µC are placed 2 meters apart. Where can I put a third charge so that the net electrical force on it is zero?
February 4, 2013 by Lindsey

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