Electromagnetic induction A coil induces 350 mV when the current changes at the rate of 1 A/s. The value of inductance is 250 mH None of the listed here 3500 mH 350 mH 250 mH None of the listed here 3500 mH 350 mH ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction As per Faraday's laws of electromagnetic induction, an e.m.f. is induced in a conductor whenever it Lies perpendicular to the magnetic flux Moves parallel to the direction of the magnetic field Lies in a magnetic field Cuts magnetic flux Lies perpendicular to the magnetic flux Moves parallel to the direction of the magnetic field Lies in a magnetic field Cuts magnetic flux ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction The magnitude of the induced e.m.f. in a conductor depends on the Rate of change of flux-linkages Amount of flux linkages Amount of flux cut Flux density of the magnetic field Rate of change of flux-linkages Amount of flux linkages Amount of flux cut Flux density of the magnetic field ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Which of the following circuit elements will oppose the change in circuit current? Resistance All of the listed here Inductance Capacitance Resistance All of the listed here Inductance Capacitance 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 0.5 2.0 2.5 1.0 0.5 2.0 2.5 1.0 ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Find the force acting on a conductor 3m long carrying a current of 50 amperes at right angles to a magnetic field having a flux density of 0.67 tesla 100 N 400 N 300 N 1000 N 100 N 400 N 300 N 1000 N ANSWER DOWNLOAD EXAMIANS APP
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