Magnetism and Electromagnetism A rectangular magnet of magnetic moment M is cut into two piece of same length, the magnetic moment of each piece will be M/4 M 2M M/2 M/4 M 2M M/2 ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism A coil of wire is placed in a changing magnetic field. If the number of turns in the coil is decreased, the voltage induced across the coil will Increases Remain same Decreases None of the listed here Increases Remain same Decreases None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism For a given wire-wound core, an increase in current through the coil Decreases the flux density Causes no change in flux density Increases the flux density Reverses the flux lines Decreases the flux density Causes no change in flux density Increases the flux density Reverses the flux lines ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The ratio of intensity of magnetisation to the magnetisation force is known as Flux density None of the listed here Susceptibility Relatice permeability Flux density None of the listed here Susceptibility Relatice permeability ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Indicate which of the following material does not retain magnetism permanently. Hardened steel None of the listed here Soft iron Stainless steel Hardened steel None of the listed here Soft iron Stainless steel ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism One telsa is equal to 1 Wb/mm² 1 mWb/m² 1 Wb/m 1 Wb/m² 1 Wb/mm² 1 mWb/m² 1 Wb/m 1 Wb/m² ANSWER DOWNLOAD EXAMIANS APP
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