Electronic Principles Which one of the following is most likely used for measuring the rate of electron flow? Ohmmeter None of these Voltmeter Ammeter Wattmeter Ohmmeter None of these Voltmeter Ammeter Wattmeter ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The merging of a free electron and a hole is called Recombination Covalent bonding Thermal energy None of these Lifetime Recombination Covalent bonding Thermal energy None of these Lifetime ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The core of an electromagnet is said to be in saturation when: an increase in current through the coil causes no further increase in the mmf the core is permitted to move freely within the coil None of these 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 an increase in current through the coil causes no further increase in the mmf the core is permitted to move freely within the coil None of these 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 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Assuming 100% efficiency, what is the power being applied to the primary winding of the transformer described in the above question? 20 W 1000 W 200 W None of these 100 W 20 W 1000 W 200 W None of these 100 W ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following equations most directly leads to the resistance of an ordinary household light bulb, assuming that you know the power and voltage rating? R = E2/P P = E2/R P = PR I = P/E None of these R = E2/P P = E2/R P = PR I = P/E None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If a transistor operates at the middle of the load line, an increase in the current gain will move the Q point nowhere None of these off the load line down up nowhere None of these off the load line down up ANSWER DOWNLOAD EXAMIANS APP
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