Electromagnetic induction In case of an inductance, current is proportional to Magnetic field None of the listed here 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 ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction An average voltage of 10 V is induced in a 250 turns solenoid as a result of a change in flux which occurs in 0.5 second. The total flux change is 20 wb 2 wb 0.02 wb 0.2 wb 20 wb 2 wb 0.02 wb 0.2 wb ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Which circuit element(s) will oppose the change in circuit current? Inductance and capacitance Inductance only Capacitance only Resistance only Inductance and capacitance Inductance only Capacitance only Resistance only 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 12 mH 3 mH 24 mH 28 mH 12 mH 3 mH 24 mH 28 mH ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Mutually inductance between two magnetically coupled coils depends on The number of their turns Cross-sectional area of their common core All of the listed here Permeability of the core The number of their turns Cross-sectional area of their common core All of the listed here Permeability of the core ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction The inductance of a coil will increase under all the following conditions except When more area for each turn is provided When the number of turns of the coil increase When permeability of the core increases When more length for the same number of turns is provided When more area for each turn is provided When the number of turns of the coil increase When permeability of the core increases When more length for the same number of turns is provided ANSWER DOWNLOAD EXAMIANS APP
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