Electromagnetic induction Which of the fpllowing inductor will have the least eddy current losses ? Air core Laminated iron core Iron core Powdered iron core Air core Laminated iron core Iron core Powdered iron core ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Lenz's law is a consequence of the law of conservation of Induced e.m.f. Charge Induced current Energy Induced e.m.f. Charge Induced current Energy ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction In case all the flux from the current in coil 1 links with coil 2, the coefficient of coupling will be 2.5 2.0 0.5 1.0 2.5 2.0 0.5 1.0 ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction In an iron cored coil the iron core is removed so that the coil becomes an air cored coil. The inductance of the coil will Decreases None of the listed here Increases Remains same Decreases None of the listed here Increases Remains same ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction An open coil has Zero resistance and inductance Infinite resistance and normal inductance Infinite resistance and zero inductance Zero resistance and high inductance Zero resistance and inductance Infinite resistance and normal inductance Infinite resistance and zero inductance Zero resistance and high inductance ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Which of the following is unit of inductance? Hennry Weber/metre Ohm Ampere turns Hennry Weber/metre Ohm Ampere turns ANSWER DOWNLOAD EXAMIANS APP
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