Magnetism and Electromagnetism What will be the current passing through the ring shaped air cored coil when number of turns is 800 and ampere turns are 3200? 4 12 8 6 4 12 8 6 ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism If the cross-sectional area of a magnetic field increases, but the flux remains the same, the flux density increases doubles remains the same decreases increases doubles remains the same decreases ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism For which of the following materials the saturation value is the highest? Ferromagnetic materials Paramagnetic materials Ferrites Diamagnetic materials Ferromagnetic materials Paramagnetic materials Ferrites Diamagnetic materials 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 90 360 180 270 90 360 180 ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The use of permanent magnets is. not made in None of the listed here Loud speakers Transformers Energy meters None of the listed here Loud speakers Transformers Energy meters ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The susceptibility of paramagnetic materials generally lies between KT4 and KT8 1CT3 and 1CT7 10"2 and KT5 KT3 and 1CT6 KT4 and KT8 1CT3 and 1CT7 10"2 and KT5 KT3 and 1CT6 ANSWER DOWNLOAD EXAMIANS APP
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