An infinitely long cylinder of radius 4.0 cm carries a uniform volume charge density ρ = 200 nc/m3. what is the electric field at r = 4.1 cm?

An object moves from position +34m to the position -15m in 15 seconds. what is the total displacement? what is the total velocity?

What type of relationship exists between the length of a wire and the resistance, if all other factors remain the same? o a. resistance is directly related to length. ob. resistance is directly related to the square of the length. c. resistance is inversely related to the length. d. resistance is inversely related to the square of the length. reset next

Una carga puntual de 3 x 10-6 c se coloca a 12 cm de una segunda carga puntual de - 1,5 x 10-6 c. calcular la magnitud fuerza eléctrica entre las cargas