Acharged wire of negligible thickness has length 2l units and has a linear charge density λ. consider the electric field e-vector at the point p, a distance d above the midpoint of the wire. the field e-vector points along one of the primary axes, ywhat is the magnitude e of the electric field at point p? throughout this part, express your answers in terms of the constant k, defined by k=1/(4πε)

Explain in physical terms how a microwave oven works. what would happen when you put a conductor in the microwave oven? explain.

What must be the same for any two resistors that are connected in series ? a. the potntial diffrence across each b. the rate at which charge moves through each c. the rate at which energy is used by each d. the resistance to the flow of charge of each

Which explanation describes the forces involved for a person to walk down the sidewalk? a. the person's feet push backward on the sidewalk; the sidewalk pushes backward on the person. b. the person's feet push forward on the sidewalk; the sidewalk does not push on the person. c. the person's feet push backward on the sidewalk; the sidewalk pushes forward on the person. d. the person's feet push forward on the sidewalk; the sidewalk pushes forward on the person.