Electromagnetic induction A coil induces 350 mV when the current changes at the rate of 1 A/s. The value of inductance is None of the listed here 250 mH 3500 mH 350 mH None of the listed here 250 mH 3500 mH 350 mH ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Reversing the field or the current will reverse the force on the conductor. Yes No Yes No ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction The core of a coil has a length of 200 mm. The inductance of coil is 6 mH. If the core length is doubled, all other quantities, remaining the same, the inductance will be 3 mH 12 mH 48 mH 24 mH 3 mH 12 mH 48 mH 24 mH ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Which of the following circuit elements will oppose the change in circuit current? Inductance All of the listed here Capacitance Resistance Inductance All of the listed here Capacitance Resistance ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction In case of an inductance, current is proportional to Both of the listed here Voltage across the inductance Magnetic field None of the listed here Both of the listed here Voltage across the inductance Magnetic field None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction The coefficient of coupling between two air core coils depends on Mutual inductance and self inductance of two coils Self-inductance of two coils only Mutual inductance between two coils only None of the listed here Mutual inductance and self inductance of two coils Self-inductance of two coils only Mutual inductance between two coils only None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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