Electromagnetic induction Mutually inductance between two magnetically coupled coils depends on All of the listed here The number of their turns Cross-sectional area of their common core Permeability of the core All of the listed here The number of their turns Cross-sectional area of their common core Permeability of the core 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 None of the listed here 3500 mH 350 mH 250 mH None of the listed here 3500 mH 350 mH 250 mH ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Lenz's law is a consequence of the law of conservation of Induced e.m.f. Induced current Charge Energy Induced e.m.f. Induced current Charge Energy 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 Remains same None of the listed here Decreases Increases Remains same None of the listed here Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction The magnitude of the induced e.m.f. in a conductor depends on the 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 Amount of flux cut 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
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