Electromagnetic induction Increasing the field or increasing the current will decrease the force on the conductor. No Yes No Yes ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction An e.m.f. of 16 volts is induced in a coil of inductance 4H. The rate of change of current must be 12 A/s 16 A/s 20 A/s 4 A/s 12 A/s 16 A/s 20 A/s 4 A/s ANSWER DOWNLOAD EXAMIANS APP
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 Which of the following circuit element stores energy in the electromagnetic field? Condenser Variable resistor Resistance Inductance Condenser Variable resistor Resistance Inductance ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Higher the self-inductance of a coil, Longer the delay in establishing steady current through it Greater the flux produced by it Lower the e.m.f. induced Lesser its weber-turns Longer the delay in establishing steady current through it Greater the flux produced by it Lower the e.m.f. induced Lesser its weber-turns ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction The coefficient of coupling between two air core coils depends on Mutual inductance and self inductance of two coils Self-inductance of two coils only None of the listed here Mutual inductance between two coils only Mutual inductance and self inductance of two coils Self-inductance of two coils only None of the listed here Mutual inductance between two coils only ANSWER DOWNLOAD EXAMIANS APP
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