Magnetism and Electromagnetism For a given wire-wound core, an increase in current through the coil Increases the flux density Decreases the flux density Reverses the flux lines Causes no change in flux density Increases the flux density Decreases the flux density Reverses the flux lines Causes no change in flux density ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The uniform magnetic field is None of the listed here The field of a set of parallel conductors The field of a single conductor The field in which all lines of magnetic flux are parallel and equidistant None of the listed here The field of a set of parallel conductors The field of a single conductor The field in which all lines of magnetic flux are parallel and equidistant ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Which of the following materials are diamagnetic? Copper Silver and copper Iron Silver Copper Silver and copper Iron Silver ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism What is the flux density in a magnetic field in which the flux in 0.1 m2 is 600 Wb? 600 T 6 T 600 T 6,000 T 600 T 6 T 600 T 6,000 T ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The relative permeability of materials is not constant. None of the listed here Paramagnetic Ferromagnetic Diamagnetic None of the listed here Paramagnetic Ferromagnetic Diamagnetic ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism In the left hand rule, forefinger always represents Voltage magnetic field current direction of force on the conductor Voltage magnetic field current direction of force on the conductor ANSWER DOWNLOAD EXAMIANS APP
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