Magnetism and Electromagnetism Unit for quantity of electricity is Ampere Coulomb Ampere-hour Joule Ampere Coulomb Ampere-hour Joule ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Core of an electromagnet should have High susceptibility Both low coercivity and high susceptibility Low coercivity None of the listed here High susceptibility Both low coercivity and high susceptibility Low coercivity None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism In a simple magnetic field the strength of magnet flux first increases and then decreases till it becomes zero decreases continuously from initial value to final value increases continuously from initial value to final value is constant and has same value in energy part of the magnetic field first increases and then decreases till it becomes zero decreases continuously from initial value to final value increases continuously from initial value to final value is constant and has same value in energy part of the magnetic field ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Degaussing is the process of Removing gases from the materials Demagnetising metallic parts Removal of magnetic impurities Remagnetising metallic parts Removing gases from the materials Demagnetising metallic parts Removal of magnetic impurities Remagnetising metallic parts ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The magnetic reluctance of a material Does not vary with increasing cross-sectional area of material Increases with increasing cross-sec-tional area of material Decreases with increasing cross sectional area of material Any of the listed here Does not vary with increasing cross-sectional area of material Increases with increasing cross-sec-tional area of material Decreases with increasing cross sectional area of material Any of the listed here ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Which of the following is a ferromagnetic material? Copper Nickel Tungsten Aluminium Copper Nickel Tungsten Aluminium ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS