Electromagnetic induction An average voltage of 10 V is induced in a 250 turns solenoid as a result of a change in flux which occurs in 0.5 second. The total flux change is 20 wb 2 wb 0.02 wb 0.2 wb 20 wb 2 wb 0.02 wb 0.2 wb 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 Rate of change of flux-linkages Amount of flux cut Amount of flux linkages Flux density of the magnetic field Rate of change of flux-linkages Amount of flux cut Amount of flux linkages ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Lenz's law is a consequence of the law of conservation of Energy Induced current Induced e.m.f. Charge Energy Induced current Induced e.m.f. Charge 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 Mutual inductance Capacitance Series aiding inductance Self-inductance Mutual inductance Capacitance Series aiding inductance Self-inductance ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction In case of an inductance, current is proportional to Voltage across the inductance None of the listed here Both of the listed here Magnetic field Voltage across the inductance None of the listed here Both of the listed here Magnetic field ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction The self-inductance of the coil may be defined as equal to the e.m.f. induced in volts when the current in the circuit changes at the rate of unit Weber turns. Yes No Yes No ANSWER DOWNLOAD EXAMIANS APP
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