Electromagnetic induction A moving magnetic field will produce the same effect as a conductor that is moving. False True False True ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction A coil is wound on iron core which carries current I. The self-induced voltage in the coil is not affected by The resistance of magnetic path Change of number of turns of coil Variation in coil current Variation in voltage to the coil The resistance of magnetic path Change of number of turns of coil Variation in coil current Variation in voltage to the coil 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? None of the listed here 0.2 s 0.5 s 0.1 s None of the listed here 0.2 s 0.5 s 0.1 s ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Which of the following circuit element stores energy in the electromagnetic field? Variable resistor Resistance Inductance Condenser Variable resistor Resistance Inductance Condenser ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Air-core coils are practically free from Both Hysteresis losses & Eddy current losses Eddy current losses None of the listed here Hysteresis losses Both Hysteresis losses & Eddy current losses Eddy current losses None of the listed here Hysteresis losses ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Which of the following is not a unit of inductance? Hennry All of the listed here Coulomb/volt ampere Volt second per ampere Hennry All of the listed here Coulomb/volt ampere Volt second per ampere ANSWER DOWNLOAD EXAMIANS APP
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