Magnetism and Electromagnetism The initial permeability of an iron rod is 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 The highest permeability of the iron rod The permeability at the end of the iron rod ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism For which of the following materials the saturation value is the highest? Diamagnetic materials Paramagnetic materials Ferrites Ferromagnetic materials Diamagnetic materials Paramagnetic materials Ferrites Ferromagnetic materials ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The materials are a bit inferior conductors of magnetic flux than air. Ferromagnetic None of the listed here Diamagnetic Dielectric Ferromagnetic None of the listed here Diamagnetic Dielectric ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Which of the following is expected to have the maximum permeability ? Zinc Ebolite Brass Copper Zinc Ebolite Brass Copper ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism What is the flux density when the flux is 5.5 Wb and the cross-sectional area is 6 × 10–3 m2? 917 T 9.7 T 91 T 91.7 T 917 T 9.7 T 91 T 91.7 T ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism A magnetic field exists around Copper Iron Aluminium Moving Charges Copper Iron Aluminium Moving Charges ANSWER DOWNLOAD EXAMIANS APP
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