Electromagnetic induction Reversing the field or the current will reverse the force on the conductor. No Yes No Yes ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Two 300 uH coils in series without mutual coupling have a total inductance of 300 uH 600 uH 1200 uH 900 uH 300 uH 600 uH 1200 uH 900 uH ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Higher the self-inductance of a coil, Longer the delay in establishing steady current through it Lower the e.m.f. induced Greater the flux produced by it Lesser its weber-turns Longer the delay in establishing steady current through it Lower the e.m.f. induced Greater the flux produced by it Lesser its weber-turns ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction An open coil has Zero resistance and high inductance Zero resistance and inductance Infinite resistance and normal inductance Infinite resistance and zero inductance Zero resistance and high inductance Zero resistance and inductance Infinite resistance and normal inductance Infinite resistance and zero inductance ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction The coefficient of coupling between two air core coils depends on Mutual inductance between two coils only Self-inductance of two coils only Mutual inductance and self inductance of two coils None of the listed here Mutual inductance between two coils only Self-inductance of two coils only Mutual inductance and self inductance of two coils None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction The property of coil by which a counter e.m.f. is induced in it when the current through the coil changes is known as Self-inductance Capacitance Mutual inductance Series aiding inductance Self-inductance Capacitance Mutual inductance Series aiding inductance ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS