Description : Is electric potential zero when electric field is zero?
Answer : Yes .If electric field is zero then electric potential is zero , not even one.
Description : How can a magnetic field be used to generate an electric current?
Answer : Magnetic field can be used to generate electric current on a condition that it is on a rate of changing magnetic flux. (Faraday's law)
Description : Briefly describe the electric field of a static charge.
Description : The ability of materials to become polarized under an applied electric field is called _______ A) Ferroelectricity B) Paraelectricity C) Polectricity D) None of these
Answer : The ability of materials to become polarized under an applied electric field is called Paraelectricity
Description : The electric field inside a hollow conducting sphere ________ A) Depends on the diameter of the sphere B) Varies according to the direction of earth’s magnetic poles C) Is zero D) None of these
Answer : The electric field inside a hollow conducting sphere Is zero