Object A has mass 74.0 g and hangs from an insulated thread. When object B, which has a charge of +123 nC, is held nearby, A is attracted to it. In equilibrium, A hangs at an angle θ = 7.20° with respect to the vertical and is 5.40 cm to the left of B.     What is the charge on A?

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A: The expression for the repulsive force between the charged particles is F=kq1q2r2 according to…

Q: In the figure four particles are fixed along an x axis, separated by distances d = 2.50 cm. The…

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Q: Three identical point charges, each of mass m = 0.150 kg, hang from three strings, as shown in the…

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Q: In the figure four particles are fixed along an x axis, separated by distances d= 3.00 cm. The…

A: q1 = +3eq2 = -eq3 = +eq4 = +8ee = 1.60×10-19 Cd =3.00 cm = 0.03 m

Q: In the figure four particles are fixed along an x axis, separated by distances d = 3.20 cm. The…

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Q: A block with a mass of 10.6 g and a charge of +8.70 × 10-5 C is placed in an electric field with x…

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Q: A charge of 80 nC is uniformly distributed along the x axis from x = 0 to x = 2.0 m. Determine the…

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Q: Two equally charged particles, held 4.8 x 103 m apart, are released from rest. The initial…

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Q: A particle (mass = 4.0 g, charge = 51 mC) moves along the x-axis in a region of space where the…

A: Data given ,  Mass of the particle ( m ) = 4 gm                                 = 4 × 10-3 kg…

Q: In the figure four particles are fixed along an x axis, separated by distances d = 4.80 cm. The…

A: Electrostatic force between two charges Q1 and Q2 separated by distance R is F = KQ1×Q2/R^2

Q: A particle with charge (q= 2µC) and mass (m= 4x10- Kg ) moves with initial velocity (v = 2x10²i m/s)…

A: E→=6×103j^ N/Cq=2μC=2×10-6Cm=4×10-6KgVx=2×102i^ m/sVy=0j^ m/sax=0…

Q: In each of six situations, a particle (mass m, charge q) is located at a point where the clectric…

A: Given: particle with mass m , charge q , electric field E To find: acceleration a = ??   note: mass…

Q: Three identical point charges, each of mass m = 0.100 kg, hang from three strings as shown shown in…

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Q: In the figure four particles are fixed along an x axis, separated by distances d = 3.20 cm. The…

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Q: Two small metallic spheres, each of mass m = 0.35 g, are suspended as pendulums by light strings…

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Q: Two test charges are located in the ?x–?y plane. If q1=−2.600 nC and is located at x1=0.00 m,…

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Q: Three charged particles are at the corners of an equilateral triangle as shown in the figure below.…

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Q: Three identical point charges, each of mass m = 0.100 kg, hang from three strings, as shown in…

A: The below diagram represents free body diagram of the rightmost charge .

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A: Given Mass = 8.20x10-9 kg Charge (q) =6.50 x10-9 C Surface charge density ( σ ) =5.90 x10-8 C/m2…

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Q: A negative particle of mass m =2.38×10¬26 kg and charge q=-3e, where e is the elementary charge, is…

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Q: If you know the electric field \vec{E}E at some location, how can you determine the magnitude and…

A: Given : Electric Field = E Charge +q and +q Charge -q and -q

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Q: A particle (mass = 5.0 g, charge = 40 mC) moves in a region of space where the electric field is…

A: Distance of the particle from origin after t = 1 s is asked.

Q: In the figure four particles are fixed along an x axis, separated by distances d = 2.40 cm. The…

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Q: Two equally charged particles, held 4.8 x 10-3 m apart, are released from rest. The initial…

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Q: Two particles having charges q1 = 0.500 nC and q2 = 8.00 nC are separated by a distance of 1.20 m.…

A: Given: q1 = 0.500 nC q2 = 8.00 nC L = 1.2 m To find: The the point at which the total electric field…

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A: Let us calculate the amount of force the charged particle experiences in the electrified. F=qE The…

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A: Force is a vector quantity which means it has both magnitude and direction to it. According to…

Q: 3) The point charge Q = 18nChas a velocity of 5×10° m/s in the direction n= 0.60x +0.75ŷ+0.302 .…

A: Given data The magnitude of the charge is q = 18 nC  = 18 x 10-9 C The velocity of the charge is v =…

Q: A particle (mass=4.0 g, charge=80 mC) moves in a region of space where the electric field is uniform…

A: Let us calculate the amount of force the charged particle experiences in the electrified. F=qE The…

Q: In Fig. a, particles 1 and 2 have charge of 20.0 mC each and are held at separation distance d =1.50…

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Q: A particle (mass = 4.0 g, charge = 91 mC) moves along the x-axis in a region of space where the…

A: The given data are: m=4 g=0.004 kgC=91 mC=0.091 CEx=-2.5 N/Cvx=80 m/st=2 s here, m denotes the mass,…

Q: A particle (mass = 5.0 g, charge = 40 mC) moves in a region of space where the electric field is…

A: We know that force can be written as F = ma Electric force is F = qE Thus a=qEm

Q: A particle with unknown mass m and charge g is initially moving at constant velocity v = 4 x 10° n…

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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.