Electronic Principles The current gain of a transistor is defined as the ratio of the collector current to the None of these supply current collector current base current emitter current None of these supply current collector current base current emitter current ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A device that converts mechanical into electrical energy is? generator solar cell thermocouple chemical cell None of these generator solar cell thermocouple chemical cell None of these 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 None of these the core is permitted to move freely within the coil changing the polarity of the current in the coil changes the polarity of the magnetic field around the core frequent changes in the direction of current through the coil causes heating effects in the core material an increase in current through the coil causes no further increase in the mmf None of these the core is permitted to move freely within the coil changing the polarity of the current in the coil changes the polarity of the magnetic field around the core frequent changes in the direction of current through the coil causes heating effects in the core material ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following equations most directly determines the power dissipation of a resistance when you know the voltage drop and amount of resistance? None of these P = IE P = I2R I = P/E P = E2/R None of these P = IE P = I2R I = P/E P = E2/R ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Assuming 100% efficiency, what is the power being consumed at the secondary winding of the transformer described in question 91? 1000 W None of these 20 W 100 W 200 W 1000 W None of these 20 W 100 W 200 W ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A real voltage source has None of these A small internal resistance Zero internal resistance A large internal resistance Infinite internal resistance None of these A small internal resistance Zero internal resistance A large internal resistance Infinite internal resistance ANSWER DOWNLOAD EXAMIANS APP
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