Two small spheres separated by a distance equal to 20.0 cm have equal charges. How many excess electrons must be present in each sphere so that the modulus of the repulsion force between them is equal to 3.33x10-21N?

Q: Four dipoles, each consisting or a 14.1 pc charge and a -14.1 µC charge, are located in the xy-plane…

A: The flux Φ of the electric field E through any closed surface S (a Gaussian surface) is equal to the…

Q: An isolated conductor has a net charge of +12.0 x 10 6 C and a cavity with a particle of chargeq =…

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Q: A point charge q = -4.00 nC is at the point ar = 0.60 m, y = 0.80 m, and a second point charge q =…

A: electric field due to point charge E =kq/r2

Q: An infinite line charge of 1 uC/m is located on the z -axis. Electric field due to the line charge…

A:

Q: How far apart should two protons be if the electrical force of repulsion on each one is equal to its…

A: write the expression to  calculate the weight of the proton on earth.

Q: A disk of radius b has a uniform surfaoe charge density a. A small ball of mass 0.003 kg and charge…

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Q: 11. What is the magnitude of the electric field 50 cm from an electron? (e--1.6x10^19C ; k=9x10^9…

A: Given data:  Charge enclosed by Gaussian surface (q) = e = 8.85×10-8 C Coulomb constant (k) = 9×109…

Q: Ifa dipole p situated at the origin (0, 0, 0) is pointing in the +z-direction, then the force on a…

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Q: If a boride ion (3+, 10.8 amu) enters with speed 5.00E + 06 m / s as indicated in the image, through…

A: Given: Boride ion (3+, 10.8 amu) enters with speed 5.00E + 06 m  surface density = 354 µC / m2

Q: A conducting sphere has a net charge of 300e. Determine the approximate number of electrons in the…

A: Charge on sphere is 300 e

Q: The permanent electric dipole moment of the water molecule (H2O) is 6.2×10^−30 C⋅m What is the…

A: Dipole moment = P = 6.2 x 10-30 C. m electric field = E = 5 x 108 N/C maximum torque = τ=?

Q: Charge is distributed uniformly over the plane z = 7 cm with a density ρs = -(1/3π) nC/m^2. find…

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Q: A conducting sphere has a net charge of – 1.28 × 10-16?. What is the approximate number of excess…

A: Solution Charge on one electron(e) = (-1.6*10^-19 C) Net charge (Q) = (-1.28*10^-16) Excess electron…

Q: Two large parallel sheets have equal uniform surface charge density in magnitude, |d| = 2.40 µC/m²,…

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Q: What is the charge of q if location A is 2.40 m from the charge, location B is 4.5m away from the…

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Q: How much work is required to set up the four-charge configuration of the figure if q = 4.50 pC, a =…

A: Work done is same as the change in potential energy. Potential energy is a state of a system , a way…

Q: Four dipoles, each consisting of charges +q and -q are located as shown below. A sphere with a…

A: Given-  Electric flux (∅)  =7.58×103 Nm2C=7580Nm2CRadius (r) = 1mWe need to find Charge ie; Qno. of…

Q: . A 10pC/m infinite line charge is located at x-1, y=0. Determine the electric field at point…

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Q: 7) only. Outside of it are 72 electrons. The total electric flux through the surface is most nearly…

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Q: A charged oil drop of mass m=8.00x10-4 kg is held floating (at rest) between two infinite plates.…

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Q: Consider three identical conducting spheres (L,M,R) with initial charges +5Q, -3Q, and zero.…

A: Since all are identical so radius of all are same.  Now when we close switch A & B then…

Q: 92 = -6.45 μC, x₂ = -2.39 cm, y₂ = 2.41 cm. Find the (a) magnitude and (b) direction (with respect…

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Q: A gold nucleus emanates an elecric field, holding all its electrons in place. How strong is the…

A: Given: The distance of the electron is R=136 pm   It is required to find the strength of the…

Q: An electric dipole consistS or chargeen the dipole and the +8e charge?. is the magnitude of the…

A: Given data The magnitude of the first electric dipole is q1 = +13e = +13 x 1.602 x 10-19 C The…

Q: An electron is shot directly toward the center of a large metal plate that has surface charge…

A: Given : Surface charge density, σ = -2.0×10-6 C/m2            Initial kinetic energy of electron ,…

Q: If the charge inside a Gaussian surface is approximately 5.43x10^-6, and the flux is inward, how…

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Q: A spherical metallic object with a hole inside initially bolds a net charge of = 250 nC. Then a…

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Q: A charged oil drop of mass m=8.00x104 kg is held floating (at rest) between two infinite plates. The…

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Q: (1.5m , 2m) qq= +20 µC q2= +10 nC x= 1 m X= 3 m E(N/C) Angle ( º) X-comp(N/C) y-comp(N/C) E1 = E2=…

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Q: The two conductive spheres, the smaller and the larger, have R and 2R rays. Their centers are spaced…

A: Radius of larger sphere is 2R  Radius of smaller sphere is R . Initial charge on larger sphere is Q1…

Q: Ten dipoles, each consisting of two charges are located within a spherical surface, the radius of…

A: Since, the electric field is inside the closed surface so the net charge inside the closed surface…

Q: Two uncharged, conducting spheres are separated by a distance d. When charge -Q is moved from sphere…

A: a)Since, the charges are having opposite charge, the force will be attractive.b)The required ratio…

Q: 0.5m v -0.5m +X -0.5m 0.5m 0.5m -0,5m +Z A positive charge q = 1.1C is moving along the +y–axis. If…

A: There are 2 different questions asked here. As per our policy, we will answer the first one. Kindly…

Q: Four uniformly charged infinite sheets are located as follows: 20 pC / m2 in y= 7; - 8 pC / m2 3n y…

A: Four uniformly charged infinite sheets are located as follows: 20 pC / m2i n y= 7; - 8 pC / m2 3n y…

Q: Q.7 Two insulating, infinite flat plates are parallel and a distance d apart. The charge densities…

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Q: In an ionized helium atom, the most probable distance between the nucleus and the electron is r =…

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Q: In the figure two tiny conducting balls of identical mass m and identical charge q 1. hang from…

A: Given data: The mass of particles is m=8.90 g=8.90x10-3 kg. The length of string L=37.40 in=0.95 m.…

Q: Two infinite non-conductive parallel plates are separated by a distance of 10.0 cm and have charge…

A: The distance between the plates, r=10.0 cm The charge density on the plates, σ=1.00 μC/m2 =1.00×10-6…

Q: A point charge, q = + 8.00 pC, and mass, m = 2.00 x 10-14 k infinite sheet of charge with uniform…

A: We know that the formula of the electric field due to the uniformly charged infinite plane sheet is…

Q: A +7.5 nC point charge and a -2.0 nC point charge are 3.0 cm apart. What is the electric field…

A: Q1 = +7.5 nC Q2 = - 2.0 nC d = 3 cm

Q: 1. (1) What is the magnitude of the electric force of attraction between an iron nucleus (q = +26e)…

A: F = kq1q2/r2    = 26ke2/r2    = 26×9×109×(1.6×10-19)2/(1.5×10-12)2    = 2.66 × 10-3 N

Q: How far apart must two protons be if the magnitude of the electrostatic force acting on either one…

A: To determine the distance between the protons, equate gravitational force to electrostatic force,…

Q: How far apart must two protons be if the magnitude of the electrostatic force acting on either one…

A: To determine the distance between the protons, equate gravitational force to electrostatic force,

Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.