Magnetism and Electromagnetism Air gap has_______eluctance as compared to iron or steel path little lower higher zero little lower higher zero ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism A basic one-loop dc generator is rotated at 90 rev/s. How many times each second does the dc output voltage peak (reach maximum)? 270 360 90 180 270 360 90 180 ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The initial permeability of an iron rod is The highest permeability of the iron rod The permeability at the end of the iron rod The permeability almost in non-magnetised state The lowest permeability of the iron rod The highest permeability of the iron rod The permeability at the end of the iron rod The permeability almost in non-magnetised state The lowest permeability of the iron rod ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Magnetic moment is a pole strength universal constant vector quantity scalar quantity pole strength universal constant vector quantity scalar quantity ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Degaussing is the process of Demagnetising metallic parts Remagnetising metallic parts Removing gases from the materials Removal of magnetic impurities Demagnetising metallic parts Remagnetising metallic parts Removing gases from the materials Removal of magnetic impurities ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism For a given wirewound 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
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