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 12 mH 24 mH 3 mH 48 mH 12 mH 24 mH 3 mH 48 mH ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction A conductor carries 125 amperes of current under 60° to a magnetic field of 1.1 tesla. The force on the conductor will be nearly 60 N 30 N 120 N 90 N 60 N 30 N 120 N 90 N ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Which of the following circuit elements will oppose the change in circuit current? All of the listed here Capacitance Resistance Inductance All of the listed here Capacitance Resistance Inductance ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic induction Which of the fpllowing inductor will have the least eddy current losses ? Air core Iron core Laminated iron core Powdered iron core Air core Iron core Laminated iron core Powdered iron core ANSWER DOWNLOAD EXAMIANS APP
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 A coil induces 350 mV when the current changes at the rate of 1 A/s. The value of inductance is 3500 mH None of the listed here 350 mH 250 mH 3500 mH None of the listed here 350 mH 250 mH ANSWER DOWNLOAD EXAMIANS APP
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