Electromagnetic induction As per Faraday's laws of electromagnetic induction, an e.m.f. is induced in a conductor whenever it Lies perpendicular to the magnetic flux Lies in a magnetic field Cuts magnetic flux Moves parallel to the direction of the magnetic field Lies perpendicular to the magnetic flux Lies in a magnetic field Cuts magnetic flux Moves parallel to the direction of the magnetic field ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction A coil with negligible resistance has 50V across it with 10 mA. The inductive reactance is 1000 ohms 5000 ohms 500 ohms 100 ohms 1000 ohms 5000 ohms 500 ohms 100 ohms ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Increasing the field or increasing the current will decrease the force on the conductor. Yes No Yes No 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 None of the listed here Decreases Remains same Increases None of the listed here Decreases Remains same Increases ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Higher the self-inductance of a coil, Greater the flux produced by it Longer the delay in establishing steady current through it Lesser its weber-turns Lower the e.m.f. induced Greater the flux produced by it Longer the delay in establishing steady current through it Lesser its weber-turns Lower the e.m.f. induced ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Two coils have self-inductances of 10 H and 2 H, the mutual inductance being zero. If the two coils are connected in series, the total inductance will be 12 H 6 H 9 H 10 H 12 H 6 H 9 H 10 H ANSWER DOWNLOAD EXAMIANS APP
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