Electromagnetic induction A moving magnetic field will produce the same effect as a conductor that is moving. True False True False ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction In an iron cored coil the iron core is removed so that the coil becomes an air cored coil. The inductance of the coil will Increases None of the listed here Remains same Decreases Increases None of the listed here Remains same Decreases 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 20 H 5 H 10 H 15 H 20 H 5 H 10 H 15 H ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Which of the following circuit element stores energy in the electromagnetic field? Condenser Inductance Resistance Variable resistor Condenser Inductance Resistance Variable resistor ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction A 500 turns solenoid develops an average induced voltage of 60 V. Over what time interval must a flux change of 0.06 Wb occur to produce such a voltage? 0.2 s 0.5 s None of the listed here 0.1 s 0.2 s 0.5 s None of the listed here 0.1 s ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction The direction of induced e.m.f. can be found by Laplace's law Kirchhoff s voltage law Fleming's right hand rule Lenz's law Laplace's law Kirchhoff s voltage law Fleming's right hand rule Lenz's law ANSWER DOWNLOAD EXAMIANS APP
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