Four identical particles, each having charge q and mass m, are released from rest at the vertices of a square of side L. How fast is each particle moving when their distance from the center of the square doubles?

Q: A positive charge of 4.50 μC is fixed in place. From a distance of 4.30 cm a particle of mass 6.50 g…

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Q: The velocity selector shown below allows a 2 µC charged particle to pass through without being…

A: As per guidelines, only 3 subparts are solved here. Magnetic force = q.v×B = qvB towards left…

Q: A proton with speed v =3x10°m/s orbits just outside a charged sphere of radius r =1 cm. The charge…

A: speed of proton (V) = 300000 mscharge of proton (q) = 1.6×10-19 C mass of proton (m) = 1.67×10-27 kg…

Q: A particle with a charge 6 μCμC is placed at the origin. An identical particle, with the same…

A: Given: The charge is 6 μC. The position of the second charge is 7 m from the origin on the x-axis.…

Q: A 2.4x10 -9 C charge is initially traveling at a speed of 1.0 x 10 5 m/s in a parallel plate setup.…

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Q: Two stationary positive point charges, charge 1 of magnitude 3.00nC and charge 2 of magnitude 1.80nC…

A: Solution: Given that charge 1 of magnitude Q₁ =  3.00nC charge 2 of magnitude Q₂ = 1.80nC , are…

Q: One particle has a mass of 4.93 x 103 kg and a charge of +8.41 μC. A second particle has a mass of…

A: The known variables in this problem are:Mass of particle 1 (m1) = 4.93 x 10^3 kgCharge of particle 1…

Q: A charge of 2.75 pC is held fixed at the origin. A second charge of 2.75 pC is released from rest at…

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Q: Identical 56 µC charges are fixed on an x axis at x = ±2.5 m. A particle of charge q = -15 µC is…

A: (a) The potential at y=4.5 m due to the charges on the x axis is: Vy = 2(kQ/r) = 2kQx2+y2=2(9 x…

Q: dentical 58 µC charges are fixed on an x axis at x = + 2.6 m. A particle of charge q = - 20 µC is…

A: Given,Indentical charges, Q = 58 μCare fixed on an x-axis, x = ± 2.6 mA charge, q = -20 μCkinetic…

Q: A small, charged particle of mass 9.42 x 10-7g and charge +4.50 x 10-12C is sent toward a fixed…

A: This question is based on Electrostatic Potential Energy topic.  The electrostatic potential energy…

Q: Two point charges Q₁ = 3.3 μC and Q₂ = 6.8 μC are initially very far apart. They are then brought…

A: Work done = 0.08415 JExplanation:

Q: A proton follows the path shown in (Figure 1). Its initial speed is v0 = 1.9×106 m/s.   Figure…

A: Given:v0 = 1.9×106 m/sCharge on negative charge, q = 10 nC

Q: A proton accelerates along the line joining the two charges of a dipole, away from the dipole. The…

A: The magnitude of each charge, q=60nC The distance of separation between the charges, 2l=0.5mm

Q: A positive charge of 4.90 µC is fixed in place. From a distance of 3.20 cm a particle of mass 6.30 g…

A: The initial total energy of the system is equal to the sum of the potential energy and kinetic…

Q: A particle of mass ? = 0. 5 ?? and charge ? = 2×10-5 C is dropped from the height of ℎ = 10 ?…

A: Disclaimer: The units in the question are assumed to be the SI units. It doesn't change physics.…

Q: A small sphere with mass 9.00 ug and charge -4.30 μC is moving in a circular orbit around a…

A:

Q: A proton with a kinetic energy of 1.98 keV (1eV=1.602·10-19J), that is at height 23.2 cm above a…

A:

Q: A particle of charge +9.1 μC is released from rest at the point x = 53 cm on an x axis. The particle…

A: Given: The charge of the particle is 9.1 μC or 9.1×10-6 C.             The initial distance of the…

Q: One particle has a mass of 4.00 x 10-³ kg and a charge of +6.35 µC. A second particle has a mass of…

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Q: A charge per unit length given by A = 2.40 µC/m is distributed uniformly along the circumference of…

A: Given,

Q: A small, charged particle of mass 8.60 x 10-7g and charge +4.50 x 10-12C is sent toward a fixed…

A: Given, mass of the particle m=8.60×10-7g charge of the particle q1=4.50×10-12C radius of the…

Q: An electron is initially at rest on the surface of a spherical conductor with a radius of 0.01 m and…

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Q: passes through the point x 0, y 4.4 m. (a) What is the kinetic energy of the particle as it passes…

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Q: One particle has a mass of 2.65\times 10^(-3)kg and a charge of 7.60\mu C. A second particle has a…

A:

Q: A negatively charged polythene sphere of mass 3.5 × 10-15kg is held stationary between two…

A: The two parallel plates are separated by a distance of 5 mm and maintained at a PD of 80V, then both…

Q: Two 1.5 cm-diameter disks face each other, 2.4 mm apart. They are charged to ±15 nC.A proton is…

A: The diameter of the disk: The distance between the disks: The charge of the disks:

Q: An infinitely long line of charge has a linear charge density of 5.50×10−12 C/m. A proton is at a…

A: Given: The charge density of the line charge is 5.5x10-12 C/m. The initial distance of the proton…

Q: A particle of charge +9.5 µC is released from rest at the point x = 62 cm on an x axis. The particle…

A:

Q: A particle of charge 7.5 mC is released from rest at the point x 60 cm on an x axis.The particle…

A: When Q= 20mC

Q: Two point particles of charge Q₁ = 45 µC and Q₂ = 85 µC are found to have a potential energy of 40…

A:

Q: Two parallel plates of charge (+) and (-) are placed with a distance of d = 5 mm (see picture). The…

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Q: Two identical particles have the same charge of 0.15 nC are 8m apart. Because of the repulsive…

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Q: Two particles of equal mass 10 mg and equal charge 35 nC are brought from an infinite distance apart…

A: Mass of each particle (m) = 10 mg                                       (m) = 10 × 10-3 g Charge (q)…

Q: Problem 10: Consider the arrangement of three small charged spheres, each of mass 7 g, hown in the…

A: Given, mass of each sphere placed at the vertices of an equilateral triangle =7 kg The sphere has…

Q: Three identical particles have the same mass m and positive charge Q. They are initial at rest in…

A: Given:mass of each particle = mcharge of each particle = +QLength of equilateral triangle = a

Q: A particle with charge 1.60 - enters midway between two charged plates, one positive and the other…

A: Let particle is projected with greatest speed v. In case of greatest velocity for particle will not…

Q: dentical 42 μC charges are fixed on an x axis at x = ±3.4 m. A particle of charge q = –20 μC is then…

A: Given: Q1 = 42 μC Q2 = -42 μC q = -20 μC OA=OB = 3.4 m OP = y m OQ = 4.5 m

Q: The image shows three charges fixed in place. The distance in the image is ? = 0.2 m and the charge…

A:

Q: Three identical particles have the same mass m and the same positive charge Q. They are initially at…

A: Given: Mass of each particle = m Charge on each particle = +Q Length of equilateral triangle = a

Q: A small, charged particle of mass 4.30 x 10-8g and charge +1.92 x 10-13C is sent toward a large…

A:

Q: Two negative charges, each with a charge of -7.7 nC, are at fixed locations as shown below. A proton…

A: Given: The magnitude of the negative charge is 7.7 nC or 7.7×10-9 C            The distance between…

Q: two parallel plated that are initially uncharged are separated by 1.7 mm. What charge must be…

A: Distance between two plates: d = 1.7 mm = 1.77×10-3 mEnergy stored in the plates: U = 19.0 kJ =…

Q: A charge Q1 = 1.33 μC is at rest and is located 2.30 cm away from another fixed charge Q2 = 1.85 μC.…

A: The change in the potential energy between the two charges is the kinetic energy of the charge.  The…

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.