Magnetism and Electromagnetism The stray line of magnetic flux is defined as The mean length of a ring shaped coil A line vertical to the flux lines A line of magnetic flux in a non-uniform field A line of magnetic flux which does not follow the designed path The mean length of a ring shaped coil A line vertical to the flux lines A line of magnetic flux in a non-uniform field A line of magnetic flux which does not follow the designed path ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The main constituent of permalloy is Cobalt Tungsten Nickel Chromium Cobalt Tungsten Nickel Chromium ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism What is the magnetomotive force in a 75-turn coil of wire when there are 4 A of current through it? 187 At 30 At 18.75 At 300 At 187 At 30 At 18.75 At 300 At 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
Magnetism and Electromagnetism Materials subjected to rapid reversal of magnetism should have High co-ercivity and high retentivity High co-ercivity and low density High permeability and low hysteresis loss Large area of B-H loop High co-ercivity and high retentivity High co-ercivity and low density High permeability and low hysteresis loss Large area of B-H loop ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The ratio of intensity of magnetisation to the magnetisation force is known as Flux density Susceptibility None of the listed here Relatice permeability Flux density Susceptibility None of the listed here Relatice permeability ANSWER DOWNLOAD EXAMIANS APP
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