Electromagnetic induction The magnitude of the induced e.m.f. in a conductor depends on the Amount of flux linkages 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 ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction A conductor carries 125 amperes of current under 60° to a magnetic field of 1.1 tesla. The force on the conductor will be nearly 60 N 120 N 90 N 30 N 60 N 120 N 90 N 30 N 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
Electromagnetic induction Current changing from 8 A to 12 A in one second induced 20 volts in a coil. The value of inductance is 5 H 15 H 20 H 10 H 5 H 15 H 20 H 10 H ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Air-core coils are practically free from Both Hysteresis losses & Eddy current losses None of the listed here Eddy current losses Hysteresis losses Both Hysteresis losses & Eddy current losses None of the listed here Eddy current losses Hysteresis losses ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction In case all the flux from the current in coil 1 links with coil 2, the coefficient of coupling will be 2.0 0.5 1.0 2.5 2.0 0.5 1.0 2.5 ANSWER DOWNLOAD EXAMIANS APP
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