Magnetism and Electromagnetism Paramagnetic materials have relative permeability equal to that ferromagnetic mate rials equal to unity slightly more than unity slightly less than unity equal to that ferromagnetic mate rials equal to unity slightly more than unity slightly less than unity ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Which of the following materials are diamagnetic? Iron Copper Silver Silver and copper Iron Copper Silver Silver and copper ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The force between two long parallel conductors is inversely proportional to Product of current in two conductors Current in one conductor Distance between the conductors Radius of conductor Product of current in two conductors Current in one conductor Distance between the conductors Radius of conductor ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism When a magnet is in motion relative to a coil the induced e.m.f. does not depend upon Motion of the magnet Number of turns of the coil Resistance of the coil Pole strength of the magnet Motion of the magnet Number of turns of the coil Resistance of the coil Pole strength of the magnet ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Magnetism of a magnet can be destroyed by Hammering All of the listed here By inductive action of another magnet Heating Hammering All of the listed here By inductive action of another magnet Heating ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Indicate which of the following material does not retain magnetism permanently. Stainless steel Hardened steel None of the listed here Soft iron Stainless steel Hardened steel None of the listed here Soft iron ANSWER DOWNLOAD EXAMIANS APP