Electromagnetic induction Which of the following is not a unit of inductance? Coulomb/volt ampere Hennry Volt second per ampere All of the listed here Coulomb/volt ampere Hennry Volt second per ampere All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Which of the following inductor will have the least eddy current losses? Iron core Laminated iron core Powdered iron core Air core Iron core Laminated iron core Powdered iron core Air core ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction A coil is wound on iron core which carries current I. The self-induced voltage in the coil is not affected by The resistance of magnetic path Variation in coil current Variation in voltage to the coil Change of number of turns of coil The resistance of magnetic path Variation in coil current Variation in voltage to the coil Change of number of turns of coil ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Lenz's law is a consequence of the law of conservation of Energy Induced current Induced e.m.f. Charge Energy Induced current Induced e.m.f. Charge 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 Coulomb Newton Faraday Lenz Coulomb Newton Faraday ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Higher the self-inductance of a coil, Longer the delay in establishing steady current through it Lower the e.m.f. induced Greater the flux produced by it Lesser its weber-turns Longer the delay in establishing steady current through it Lower the e.m.f. induced Greater the flux produced by it Lesser its weber-turns ANSWER DOWNLOAD EXAMIANS APP
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