Magnetism and Electromagnetism The ability of a material to remain magnetized after removal of the magnetizing force is known as hysteresis retentivity reluctance permeability hysteresis retentivity reluctance permeability ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Tesla is a unit of Inductance Flux density Flux Field strength Inductance Flux density Flux Field strength ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism A 300 mm long conductor is carrying a current of 10 A and is situated at right angles to a magnetic field having a flux density of 0.8 T ; the force on the conductor will be 0.24 N 2.4 N 240 N 24 N 0.24 N 2.4 N 240 N 24 N ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism What is the mmf of a wire with 8 turns carrying three amperes of current? 24 AT 240 AT 2.4 AT 0.24 AT 24 AT 240 AT 2.4 AT 0.24 AT ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The materials having low retentivity are suitable for making Temporary Magnet None of the listed here Weak magnet Permanent magnet Temporary Magnet None of the listed here Weak magnet Permanent magnet ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Temporary magnets are used in Generators All of the listed here Motors Loud speakers Generators All of the listed here Motors Loud speakers ANSWER DOWNLOAD EXAMIANS APP
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