Magnetism and Electromagnetism The use of permanent magnets is. not made in Loud speakers None of the listed here Transformers Energy meters Loud speakers None of the listed here Transformers Energy meters ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Ferrites are materials. Paramagnetic None of the listed here Ferromagnetic Diamagnetic Paramagnetic None of the listed here Ferromagnetic Diamagnetic ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism A permeable substance is one Which is a strong magnet Through which the magnetic lines of force can pass very easily Which is a good conductor Which is a bad conductor Which is a strong magnet Through which the magnetic lines of force can pass very easily Which is a good conductor Which is a bad conductor ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Which of the following is expected to have the maximum permeability ? Copper Zinc Ebolite Brass Copper Zinc Ebolite Brass ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Core of an electromagnet should have Low coercivity High susceptibility None of the listed here Both low coercivity and high susceptibility Low coercivity High susceptibility None of the listed here Both low coercivity and high susceptibility ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism For a given wirewound core, an increase in current through the coil decreases the flux density increases the flux density reverses the flux lines causes no change in flux density decreases the flux density increases the flux density reverses the flux lines causes no change in flux density ANSWER DOWNLOAD EXAMIANS APP
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