Electromagnetic induction Which of the following circuit element stores energy in the electromagnetic field? Resistance Variable resistor Inductance Condenser Resistance Variable resistor Inductance Condenser ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Which of the following is not a unit of inductance? Volt second per ampere All of the listed here Hennry Coulomb/volt ampere Volt second per ampere All of the listed here Hennry Coulomb/volt ampere ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction A crack in the magnetic path of an inductor will result in Reduced inductance Zero inductance Increased inductance Unchanged inductance Reduced inductance Zero inductance Increased inductance Unchanged inductance ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction A coil with negligible resistance has 50V across it with 10 mA. The inductive reactance is 5000 ohms 500 ohms 1000 ohms 100 ohms 5000 ohms 500 ohms 1000 ohms 100 ohms ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction The self inductances of two coils are 8 mH and 18 mH. If the coefficient of coupling is 0.5, the mutual inductance of the coils is 36 mH 12 mH 18 mH 6 mH 36 mH 12 mH 18 mH 6 mH ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction The magnitude of the induced e.m.f. in a conductor depends on the Amount of flux cut Rate of change of flux-linkages Flux density of the magnetic field Amount of flux linkages Amount of flux cut Rate of change of flux-linkages Flux density of the magnetic field Amount of flux linkages ANSWER DOWNLOAD EXAMIANS APP
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