Electronic Principles Which one of the following principles best describes the basic operation of a generator? Like magnetic poles attract; unlike poles repel Like magnetic poles repel; unlike poles attract Current flowing through a conductor generates a magnetic field None of these Current is induced in a conductor that is moving through a magnetic field Like magnetic poles attract; unlike poles repel Like magnetic poles repel; unlike poles attract Current flowing through a conductor generates a magnetic field None of these Current is induced in a conductor that is moving through a magnetic field ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A power transformer steps 100 V down to 10 V. If the current in its primary winding is 2 A, what is the current in the secondary winding? 50 A None of these 0.20833333333333 20 A 50 A None of these 0.20833333333333 20 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the capacitive reactance of a 0.1 micro F capacitor that is operating at 1000 Hz? 312 Ohm less than 1 Ohm None of these 1590 Ohm 690 Ohm 312 Ohm less than 1 Ohm None of these 1590 Ohm 690 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Who invented the first junction transistor? Shockley Fisher Smith Gomes None of these Shockley Fisher Smith Gomes None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the impedance of a circuit composed of a 100 ohm resistor connected in parallel with an inductor that has a reactance of 200 W? 77.7 ohm 224 ohm 88.8 ohm None of these 89.3 ohm 77.7 ohm 224 ohm 88.8 ohm None of these 89.3 ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What kind of device is a diode? None of these Unipolar Bilateral Nonlinear Linear None of these Unipolar Bilateral Nonlinear Linear ANSWER DOWNLOAD EXAMIANS APP
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