Electromagnetic induction For a purely inductive circuit which of the following is true? Actual power of the circuit is zero Apparent power is zero Relative power is zero Any capacitance even if present in the circuit will not be charged Actual power of the circuit is zero Apparent power is zero Relative power is zero Any capacitance even if present in the circuit will not be charged ANSWER DOWNLOAD EXAMIANS APP
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 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 350 mH 3500 mH 250 mH None of the listed here 350 mH 3500 mH 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 10 H 20 H 5 H 15 H 10 H 20 H ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction The self inductances of two coils are 8 mH and 18 mH. If the coefficient of coupling is 0.5, the mutual inductance of the coils is 36 mH 6 mH 12 mH 18 mH 36 mH 6 mH 12 mH 18 mH ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction The direction of induced e.m.f. can be found by Fleming's right hand rule Laplace's law Lenz's law Kirchhoff s voltage law Fleming's right hand rule Laplace's law Lenz's law Kirchhoff s voltage law ANSWER DOWNLOAD EXAMIANS APP
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