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 Amount of flux linkages Flux density of the magnetic field Amount of flux cut Rate of change of flux-linkages Amount of flux linkages Flux density of the magnetic field 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 6 H 12 H 10 H 9 H 6 H 12 H 10 H 9 H ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction The core of a coil has a length of 200 mm. The inductance of coil is 6 mH. If the core length is doubled, all other quantities, remaining the same, the inductance will 24 mH 12 mH 28 mH 3 mH 24 mH 12 mH 28 mH 3 mH ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction The coefficient of coupling between two air core coils depends on None of the listed here Self-inductance of two coils only Mutual inductance and self inductance of two coils Mutual inductance between two coils only None of the listed here Self-inductance of two coils only Mutual inductance and self inductance of two coils Mutual inductance between two coils only 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 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
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