Electromagnetic induction A crack in the magnetic path of an inductor will result in Reduced inductance Unchanged inductance Increased inductance Zero inductance Reduced inductance Unchanged inductance Increased inductance Zero inductance ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction The magnitude of the induced e.m.f. in a conductor depends on the 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 Rate of change of flux-linkages 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 3 mH 28 mH 12 mH 24 mH 3 mH 28 mH 12 mH 24 mH ANSWER DOWNLOAD EXAMIANS APP
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 The inductance of a coil will increase under all the following conditions except When permeability of the core increases When more area for each turn is provided When the number of turns of the coil increase When more length for the same number of turns is provided When permeability of the core increases When more area for each turn is provided When the number of turns of the coil increase When more length for the same number of turns is provided ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Reversing the field or the current will reverse the force on the conductor. Yes No Yes No ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS