Electromagnetic induction Two 300 uH coils in series without mutual coupling have a total inductance of 300 uH 1200 uH 600 uH 900 uH 300 uH 1200 uH 600 uH 900 uH ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Which of the following inductor will have the least eddy current losses? Laminated iron core Powdered iron core Iron core Air core Laminated iron core Powdered iron core Iron core Air core ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction For a purely inductive circuit which of the following is true? Any capacitance even if present in the circuit will not be charged Actual power of the circuit is zero Relative power is zero Apparent power is zero Any capacitance even if present in the circuit will not be charged Actual power of the circuit is zero Relative power is zero Apparent power is zero ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction The direction of induced e.m.f. can be found by Lenz's law Fleming's right hand rule Kirchhoff s voltage law Laplace's law Lenz's law Fleming's right hand rule Kirchhoff s voltage law Laplace's law ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Which of the following circuit element stores energy in the electromagnetic field? Inductance Condenser Resistance Variable resistor Inductance Condenser Resistance Variable resistor ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Two coils have inductances of 8 mH and 18 mH and a coefficient of coupling of 0.5. If the two coils are connected in series aiding, the total inductance will be 30 mH 48 mH 38 mH 36 mH 30 mH 48 mH 38 mH 36 mH ANSWER DOWNLOAD EXAMIANS APP
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