Magnetism and Electromagnetism The unit for reluctance is At/m At/Wb tesla Wb At/m At/Wb tesla Wb ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism What is the magneto-motive force in a 75-turn coil of wire when there are 4 A of current through it? 300 AT 0.3 AT 3 AT 30 AT 300 AT 0.3 AT 3 AT 30 AT ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Air gap has_______eluctance as compared to iron or steel path zero lower higher little zero lower higher little ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism When a solenoid is activated, the force that moves the plunger is varying voltage a steady current an electromagnetic field a permanent magnetic field varying voltage a steady current an electromagnetic field a permanent magnetic field 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 Degaussing is the process of Removal of magnetic impurities Demagnetising metallic parts Removing gases from the materials Remagnetising metallic parts Removal of magnetic impurities Demagnetising metallic parts Removing gases from the materials Remagnetising metallic parts ANSWER DOWNLOAD EXAMIANS APP
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