Electromagnetic induction Two 300 uH coils in series without mutual coupling have a total inductance of 300 uH 900 uH 600 uH 1200 uH 300 uH 900 uH 600 uH 1200 uH 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 Increases Decreases Remains same None of the listed here Increases Decreases Remains same None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Current changing from 8 A to 12 A in one second induced 20 volts in a coil. The value of inductance is 15 H 10 H 20 H 5 H 15 H 10 H 20 H 5 H ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction An average voltage of 10 V is induced in a 250 turns solenoid as a result of a change in flux which occurs in 0.5 second. The total flux change is 2 wb 0.2 wb 20 wb 0.02 wb 2 wb 0.2 wb 20 wb 0.02 wb ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction A crack in the magnetic path of an inductor will result in Increased inductance Unchanged inductance Reduced inductance Zero inductance Increased inductance Unchanged inductance Reduced inductance Zero inductance ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction The property of coil by which a counter e.m.f. is induced in it when the current through the coil changes is known as Mutual inductance Series aiding inductance Capacitance Self-inductance Mutual inductance Series aiding inductance Capacitance Self-inductance ANSWER DOWNLOAD EXAMIANS APP