Magnetism and Electromagnetism Which of the following is a ferromagnetic material? Aluminium Copper Nickel Tungsten Aluminium Copper Nickel Tungsten ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The use of permanent magnets is. not made in Transformers Energy meters None of the listed here Loud speakers Transformers Energy meters None of the listed here Loud speakers ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The direction of magnetic lines of force is From south pole to north pole None of the listed here From one end of the magnet to another From north pole to south pole From south pole to north pole None of the listed here From one end of the magnet to another From north pole to south pole ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Reciprocal of permeability is Susceptibility conductance Reluctivity Permeability Susceptibility conductance Reluctivity Permeability ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Degaussing is the process of Demagnetising metallic parts Remagnetising metallic parts Removal of magnetic impurities Removing gases from the materials Demagnetising metallic parts Remagnetising metallic parts Removal of magnetic impurities Removing gases from the materials ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism When the current through the coil of an electromagnet reverses, the magnetic field expands magnetic field collapses direction of the magnetic field reverses direction of the magnetic field remains unchanged magnetic field expands magnetic field collapses direction of the magnetic field reverses direction of the magnetic field remains unchanged ANSWER DOWNLOAD EXAMIANS APP