Magnetism and Electromagnetism The attraction capacity of electromagnet will increase if the Core area increases Flux density increases Flux density decreases Core length increases Core area increases Flux density increases Flux density decreases Core length increases ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The magnetic materials exhibit the property of magnetisation because of either of these spin of nucleus orbital motion of electrons spin of electrons either of these spin of nucleus orbital motion of electrons spin of electrons ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The main constituent of permalloy is Nickel Tungsten Chromium Cobalt Nickel Tungsten Chromium Cobalt ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Materials subjected to rapid reversal of magnetism should have High co-ercivity and high retentivity Large area of B-H loop High co-ercivity and low density High permeability and low hysteresis loss High co-ercivity and high retentivity Large area of B-H loop High co-ercivity and low density High permeability and low hysteresis loss ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The use of permanent magnets is. not made in Loud speakers Energy meters Transformers None of the listed here Loud speakers Energy meters Transformers None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The change of cross-sectional area of conductor in magnetic field will affect None of these resistance of conductor both of the listed here reluctance of conductor None of these resistance of conductor both of the listed here reluctance of conductor ANSWER DOWNLOAD EXAMIANS APP
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