Magnetism and Electromagnetism The magnetism left in the iron after exciting field has been removed is known as reluctance susceptance residual magnetism permeance reluctance susceptance residual magnetism permeance ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism For a given wire-wound core, an increase in current through the coil Increases the flux density Reverses the flux lines Causes no change in flux density Decreases the flux density Increases the flux density Reverses the flux lines Causes no change in flux density Decreases the flux density ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism What will be the current passing through the ring shaped air cored coil when number of turns is 800 and ampere turns are 3200? 8 4 12 6 8 4 12 6 ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The voltage induced across a certain coil is 200 mV. A 120 resistor is connected to the coil terminals. The induced current is 1.7 mA 12 mA 16 mA 120 mA 1.7 mA 12 mA 16 mA 120 mA ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The main constituent of permalloy is Nickel Chromium Cobalt Tungsten Nickel Chromium Cobalt Tungsten ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The two conductors of a transmission line carry equal current I in opposite directions. The force on each conductor is proportional to distance between the conductors inversely proportional to I proportional to X proportional to 7 proportional to distance between the conductors inversely proportional to I proportional to X proportional to 7 ANSWER DOWNLOAD EXAMIANS APP
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