Electromagnetic induction As per Faraday's laws of electromagnetic induction, an e.m.f. is induced in a conductor whenever it Lies in a magnetic field Moves parallel to the direction of the magnetic field Cuts magnetic flux Lies perpendicular to the magnetic flux Lies in a magnetic field Moves parallel to the direction of the magnetic field Cuts magnetic flux Lies perpendicular to the magnetic flux ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction A conductor carries 125 amperes of current under 60° to a magnetic field of 1.1 tesla. The force on the conductor will be nearly 60 N 90 N 120 N 30 N 60 N 90 N 120 N 30 N ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Which of the following inductor will have the least eddy current losses? Air core Powdered iron core Laminated iron core Iron core Air core Powdered iron core Laminated iron core Iron core ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction The law that the induced e.m.f. and current always oppose the cause producing them is due to Lenz Newton Coulomb Faraday Lenz Newton Coulomb Faraday ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction The direction of induced e.m.f. can be found by Fleming's right hand rule Kirchhoff s voltage law Laplace's law Lenz's law Fleming's right hand rule Kirchhoff s voltage law Laplace's law Lenz's law ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction An open coil has Infinite resistance and normal inductance Zero resistance and inductance Infinite resistance and zero inductance Zero resistance and high inductance Infinite resistance and normal inductance Zero resistance and inductance Infinite resistance and zero inductance Zero resistance and high inductance ANSWER DOWNLOAD EXAMIANS APP
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