Electromagnetic induction A crack in the magnetic path of an inductor will result in Unchanged inductance Zero inductance Increased inductance Reduced inductance Unchanged inductance Zero inductance Increased inductance Reduced inductance ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction In case of an inductance, current is proportional to Magnetic field Both of the listed here None of the listed here Voltage across the inductance Magnetic field Both of the listed here None of the listed here Voltage across the inductance ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Increasing the field or increasing the current will decrease the force on the conductor. No Yes No Yes ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction A 200 turn coil has an inductance of 12 mH. If the number of turns is increased to 400 turns, all other quantities (area, length etc.) remaining the same, the inductance will be 48 mH 24 mH 6 mH 12 mH 48 mH 24 mH 6 mH 12 mH ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction A coil induces 350 mV when the current changes at the rate of 1 A/s. The value of inductance is 250 mH None of the listed here 350 mH 3500 mH 250 mH None of the listed here 350 mH 3500 mH 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 Variation in coil current Change of number of turns of coil The resistance of magnetic path Variation in voltage to the coil Variation in coil current Change of number of turns of coil The resistance of magnetic path Variation in voltage to the coil ANSWER DOWNLOAD EXAMIANS APP
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