Shown below is a small sphere of mass 0.25 g that carries a charge of 9.0 × 10−10 C. The sphere is attached to one end of a very thin silk string 5.0 cm long. The other end of the string is attached to a large vertical conducting plate that has a charge density of 30 × 10−6 C/m2 . What is the angle that the string makes with the vertical?

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Q: Two small metallic spheres, each with a mass of m = 6.00 g, are suspended from a common point by two…

A: m = 6 g L = 22 cm θ = 60oθ2 = 30odistance between two masses = d

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Q: A uniformly charged rod of length L = 1.2 m lies along the x-axis with its right end at the origin.…

A: L = 1.2 m , Q = 6.8 μC , a = 2.4 m ,  Now ,  we know ,  Electric field (E) = KQL1a- 1L + a…

Q: 0.482% of the electrons are removed from a sphere of iron (Z=26, A=56), resulting in a net charge of…

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Q: A hollow conducting sphere has an inner radius of r1 = 1.5 cm and an outer radius of r2 = 3.5 cm.…

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Q: A small, 0.5 g plastic ball carrying a charge 6.3µc is suspended by a 30 cm long string in a uniform…

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Q: When a 0.5 g charged ball tied to a vertical string is placed in a horizontal electric field of…

A: Given The mass of the charged ball is m=0.5 g=0.5×10-3 kg. The magnitude of the electric field is…

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A: The Electric field is defined as the force per unit charge experienced by a charge placed at the…

Q: Three isolated conducting spheres A, B, and C. Sphere A has -3.5 µC and radius 1 cm; Sphere B has…

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Q: A small mass charged sphere (q= 3 µC) is attached by an insulating string to the surface of a very…

A: Given Data: Charge, q=3 μC=3×10-6 C Sigma, σ=44.4 μC/m2 Inclined angle, θ=30° εo=8.8542×10-12 F/m

Q: Two small, identical conducting spheres repel each other with a force of 0.045 N when they are 0.55…

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Q: Three charges of magnitude 8.0 x 10-4c each are located at x= 1.0 m y = 0.0 m at x= 0.0 m y = 0.0 m…

A: Given data: The magnitude of each charge is q=8.0x10-4 C. The value of constant is k=9.0x109…

Q: As shown in the given figure, a small sphere of mass 0.25 g that carries a charge of 9.0 × 10^−10 C.…

A: The formula for the electric field due to long infinite sheets are: Using the above formula, the…

Q: Consider an infinitely long thin wire that has a uniform linear charge density of 3.0 nC/m.…

A: Electric field due to long thin wire at distance r from it is given by  E=2kλr

Q: A particle has mass (m) of 0.16 g and a charge of q=-2.0nC. The particle is originally at rest when…

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Q: As shown in the given figure, a small sphere of mass 0.25 g that carries a charge of 9.0 × 10−10 C.…

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Q: "A non-conducting sphere of radius R = 7.0 cm carries a charge Q = 4.0 mC distributed uniformly…

A: "A non-conducting sphere of radius R = 7.0 cm carries a charge Q = 4.0 mC distributed uniformly…

Q: What can you say about two charges q1 and q2 , if the electric field one-fourth of the way from q1…

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Q: Consider two conducting spheres. The first sphere has charge Q and radius R. The second sphere is…

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Q: The figure shows two electrons separated by a distant d.  Point P is a distance d/3 from the…

A: Given The distance between two electron is d = 3 nm = 3 x 10-9 m. The distance between left electron…

Q: A uniform line of charge of length L lying between x =0 and x = L is charged with Q/2 as shown in…

A: Given A uniform line charge total charge Q/2 we have to find electric field at point p

Q: Your answer is partially correct. In the figure a small, nonconducting ball of mass m = 0.92 mg and…

A: Solution:

Q: The drawing shows two situations in which charges are placed on the x and y axes. They are all…

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Q: A small mass charged sphere (q= 3 \( \mu \)c ) is attached by an insulating string to the surface of…

A: Recall E=σ/2ε0 and in equilibrium net force along horizontal=0

Q: A proton (m =167 x 102 kg) is placed a distance y above a long horizontal wire of linear charge…

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Q: A very long, straight wire has charge per unit length 1.50 x 10-10 C/m. At what distance from the…

A: Given data:   Charge per Unit Length, λ=1.50×10-10N/C   Electric field, E = 2.50 N/C

Q: A particle of mass m=3.00x10-10 kg and charge q=5.00 nC is placed at the surface of a conducting…

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Q: A small mass charged sphere (q= 3 Uc) is attached by an insulating string to the surface of a very…

A: The free-body diagram is

Q: A charge of 100 nC is uniformly distributed along a rod of length L. The magnitude of the electric…

A: Given. Charge on rod = 100nC. Charge distribution on rod is 100/L nC. At 20cm from the end of rod…

Q: A 13.5 g piece of Styrofoam carries a net charge of -0.5 µC and floats above the center of a very…

A:

Q: A uniform line of charge of length 3L/4 lying between x = 0 and x= 3L/4 is charged with 2Q/3 as…

A: Scenario - Field lines are produced at P due to an uniform line charge. Given. Line charge range-…

Q: A positive charge q1 = 2.70 μC on a frictionless horizontal surface is attached to a spring of force…

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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: An infinite line of positive charge lies along the y axis, with charge density A = 1.10 µC/m. A…

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Q: Four identical simple pendula consisting of light string of length / and small bob of mass m are…

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

Q: Two identical spheres are attached to silk threads of length L=0.60 m and hung from a common point…

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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: +Q 1.0 m 4.0 m P 1.0 m 4.0 m

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Q: A particle of mass m=3.00x10-10 kg and charge q=5.00 nC is placed at the surface of a conducting…

A:

Q: A small mass charged sphere ( q= 3 µ C) is attached by an insulating string to the surface of a very…

A: This question can easily be solved by applying the basic concepts of electric field .

Q: Two small metallic spheres, each with a mass of m = 8.00 g, are suspended from a common point by two…

A: Charge on each sphere = q  length of each string = 63 cm   = 0.63 meter Mass of each sphere (m) = 8…

Q: Six conducting spheres all with the same radius are brought into contact. Before contact, they have…

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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.