Magnetism and Electromagnetism Temporary magnets are used in All of the listed here Generators Motors Loud speakers All of the listed here Generators Motors Loud speakers ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The induced voltage across a coil with 250 turns that is located in a magnetic field that is changing at a rate of 8 Wb/s is 1,000 V 2,000 V 3,125 V 31.25 V 1,000 V 2,000 V 3,125 V 31.25 V ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Ferrites are materials. None of the listed here Paramagnetic Diamagnetic Ferromagnetic None of the listed here Paramagnetic Diamagnetic Ferromagnetic ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The electromagnet has 50 turns and a current of 1A flows through the coil. If the length of the magnet circuit is 200 mm, what is the magnetic field strength? 25 AT/m 250 AT/m 2500 AT/m 0.25 AT/m 25 AT/m 250 AT/m 2500 AT/m 0.25 AT/m ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism There is 900 mA of current through a wire with 40 turns. What is the reluctance of the circuit if the flux is 400 Wb? 1,440 At/Wb 90,000 At/Wb 14,400 At/Wb 9,000 At/Wb 1,440 At/Wb 90,000 At/Wb 14,400 At/Wb 9,000 At/Wb ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Reciprocal of permeability is Susceptibility conductance Permeability Reluctivity Susceptibility conductance Permeability Reluctivity ANSWER DOWNLOAD EXAMIANS APP
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