Electronic Principles What causes the depletion layer? Ions Barrier potential Recombination Doping None of these Ions Barrier potential Recombination Doping None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose a voltage source has an ideal voltage of 15V and a source resistance of 0.2W. For what values of load resistance will the voltage source appear stiff? 10 Ohm 30 Ohm 100 Ohm 20 Ohm None of these 10 Ohm 30 Ohm 100 Ohm 20 Ohm None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true? None of these There is no meaningful relationship between the power dissipation of a pure capacitor and its operating frequency Power dissipation of a pure capacitor decreases with operating frequency All of these Power dissipation of a pure capacitor increases with operating frequency None of these There is no meaningful relationship between the power dissipation of a pure capacitor and its operating frequency Power dissipation of a pure capacitor decreases with operating frequency All of these Power dissipation of a pure capacitor increases with operating frequency ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The core of an electromagnet is said to be in saturation when: frequent changes in the direction of current through the coil causes heating effects in the core material changing the polarity of the current in the coil changes the polarity of the magnetic field around the core None of these an increase in current through the coil causes no further increase in the mmf the core is permitted to move freely within the coil frequent changes in the direction of current through the coil causes heating effects in the core material changing the polarity of the current in the coil changes the polarity of the magnetic field around the core None of these an increase in current through the coil causes no further increase in the mmf the core is permitted to move freely within the coil ANSWER DOWNLOAD EXAMIANS APP
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 zener diode has a voltage of 10 V and a current of 20 mA. What is the power dissipation? 20 mW 10 mW 200 mW 300 mW None of these 20 mW 10 mW 200 mW 300 mW None of these ANSWER DOWNLOAD EXAMIANS APP
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