Magnetism and Electromagnetism The attraction capacity of electromagnet will increase if the Core area increases Flux density increases Flux density decreases Core length increases Core area increases Flux density increases Flux density decreases Core length increases ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Which of the following is expected to have the maximum permeability ? Brass Zinc Copper Ebolite Brass Zinc Copper Ebolite 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 Unit for quantity of electricity is Joule Coulomb Ampere Ampere-hour Joule Coulomb Ampere Ampere-hour ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The main constituent of permalloy is Cobalt Tungsten Chromium Nickel Cobalt Tungsten Chromium Nickel ANSWER DOWNLOAD EXAMIANS APP
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