Magnetism and Electromagnetism When a magnet is in motion relative to a coil the induced e.m.f. does not depend upon Resistance of the coil Pole strength of the magnet Motion of the magnet Number of turns of the coil Resistance of the coil Pole strength of the magnet Motion of the magnet Number of turns of the coil ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism How does the magnetic compass needle behave in a magnetic field? None of the listed here It assures a position right angle to magnetic field It assures a position which follows a line of magnetic flux It starts rotating None of the listed here It assures a position right angle to magnetic field It assures a position which follows a line of magnetic flux It starts rotating ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The change of cross-sectional area of conductor in magnetic field will affect None of these reluctance of conductor both of the listed here resistance of conductor None of these reluctance of conductor both of the listed here resistance of conductor ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The attraction capacity of electromagnet will increase if the Flux density decreases Flux density increases Core area increases Core length increases Flux density decreases Flux density increases Core area increases Core length increases ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Which of the following is not a unit of flux? All of the listed here Weber Tesla Maxwell All of the listed here Weber Tesla Maxwell ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Paramagnetic materials have relative permeability equal to unity slightly less than unity equal to that ferromagnetic mate rials slightly more than unity equal to unity slightly less than unity equal to that ferromagnetic mate rials slightly more than unity ANSWER DOWNLOAD EXAMIANS APP
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