Magnetism and Electromagnetism Which of the following is the unit of magnetic flux density? Tesla Weber Lumens None of the listed here Tesla Weber Lumens None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Which of the following is a ferromagnetic material? Tungsten Aluminium Copper Nickel Tungsten Aluminium Copper Nickel ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The materials having low retentivity are suitable for making Weak magnet Permanent magnet Temporary Magnet None of the listed here Weak magnet Permanent magnet Temporary Magnet None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Air gap has_______eluctance as compared to iron or steel path zero lower higher little zero lower higher little ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Materials subjected to rapid reversal of magnetism should have Large area of B-H loop High permeability and low hysteresis loss High co-ercivity and low density High co-ercivity and high retentivity Large area of B-H loop High permeability and low hysteresis loss High co-ercivity and low density High co-ercivity and high retentivity ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Hysteresis loop in case of magnetically hard materials is more in shape as compared to magnetically soft materials. None of the listed here circular rectangular triangular None of the listed here circular rectangular triangular ANSWER DOWNLOAD EXAMIANS APP
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