Magnetism and Electromagnetism For which of the following materials the net magnetic moment should be zero? antiferromagnetic materials diamagnetic materials antiferrimagnetic materials ferrimagnetic materials antiferromagnetic materials diamagnetic materials antiferrimagnetic materials ferrimagnetic materials 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 In the left hand rule, forefinger always represents magnetic field direction of force on the conductor current Voltage magnetic field direction of force on the conductor current Voltage ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The Biotsavart's law is a general modification of Lenz's law Faraday's laws Ampere's law Kirchhoff's law Lenz's law Faraday's laws Ampere's law Kirchhoff's law 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? 6 4 8 12 6 4 8 12 ANSWER DOWNLOAD EXAMIANS APP
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