### Electric potential

1) Please refer attachment. 2) What are (a) the charge and (b) the charge density on the surface of a conducting sphere of radius 0.15m whose potential is 200V ( with V = 0 at infinity)?

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1) Please refer attachment. 2) What are (a) the charge and (b) the charge density on the surface of a conducting sphere of radius 0.15m whose potential is 200V ( with V = 0 at infinity)?

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(See attached file for full problem description) A hollow grounded conducting sphere of radius a contains a point charge Q at the radius b as shown in the figure (see attachment) a) Show that the field inside the sphere is the same as if there were no sphere and, instead, a charge Q' = -(a/b)Q at D = (a/b)a. You can prov

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See attached for full problem description.

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See attached file for full problem description. Find the magnitude of a charge and the sign of charge Q1

1. The long, straight wire AB shown in Figure (Please see the attached file) carries a current of 14 A. The rectangular loop whose long edges are parallel to the wire carries a current of 5 A. Find the magnitude and direction of the net force exerted on the loop by the magnetic field of the wire. 2. A long straight solid cyli

Positive charge, Q, is distributed evenly along the y-axis between y=0 and y=a. A negative charge, -q is located on the x-axis a distance x from the rod. (a) Find the electric field at the location of the negative charge. (b) Find the potential at the location of the negative charge. (see attached file for diagram)

Spherical insulators & conductors & determining charges .See attached file for full problem description.

Positive charge Q is distributed evenly on y axis between y = 0 and y = a. A negative charge -Q is located at a distance x from the rod on the x-axis. Find (a) the electric field and (b) Potential at the point of the negative charge. Diagram attached

Using method of images, find the force of attraction between an external point charge +Q and a conducting sphere of potential V_0. Take the charge to be a distance D from the center of the sphere. What value of V_0 makes the force equal 0?

Consider a point charge +q at a distance d above an infinite grounded conducting plane. (a) Determine the charge density induced on the surface, then integrate to find the total surface charge. (b) Find the force that the point charge exerts on the conductor by considering the force on the induced surface charge densi

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1. Suppose 4 equal positive charges +Q are arranged in a square as shown in the attached diagram. An "x" marks positions A, B, and C. Draw arrows showing the direction of the electric field at each of those points. (If the field strength is zero at a point, say so.) 2. Now we have 4 charges of equal magnitude, but 2 are posi

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When adhesive tape is pulled from a dispenser, the detached tape acquires a positive charge and the remaining tape in the dispenser acquires a negative charge. If the tape pulled from the dispenser has 0.14 micro C of charge per centimeter, what length of the tape must be pulled to transfer 1.8 x 10^13 electrons to the remaing

Please solve step-by-step as simply as possible. Questions: a) Find the potential energy of the system of 3 charges. b) What is the dipole moment of this dipole ____ given these 2 vectors. c) Now place answer b) in an electric field. d) What is this field ____ . e) What is the force on ____ . Please see the attached

Please solve step by step as simply as possible. The teacher gave this info out, but I can't make sense of it. I don't think it's even right - is it? See the attached file for diagrams. Questions: (a) what is the electric field ... (b) what is the field before and the field after A touches B (c) B touched to A, then pl

Please show all work and show all equations used and diagrams, etc. etc. so I understand completely please. 1) A particle with charge 5.5*10^-8C is fixed at the origin. A particle with a charge -2.3*10-8C charge is moved from X=3.5cm on the x axis to y=3.5cm on the y axis. The change in PE of the two charge system is: 2)