Electronic Principles A transistor has a current gain of 125 and a base current of 30 µA. What is the collector current? 3.75 mA 13 mA 0.05 mA None of these 3.2 mA 3.75 mA 13 mA 0.05 mA None of these 3.2 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Current is None of these The force that causes electrons to flow An imbalance of electrical charges The number of free electrons in an atom The flow of charged particles through a material None of these The force that causes electrons to flow An imbalance of electrical charges The number of free electrons in an atom The flow of charged particles through a material ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the capacitive reactance of a 0.1 micro F capacitor that is operating at 1000 Hz? 690 Ohm less than 1 Ohm None of these 312 Ohm 1590 Ohm 690 Ohm less than 1 Ohm None of these 312 Ohm 1590 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When a series RLC circuit is operating at its resonant frequency: the difference between inductive and capacitive reactance is equal to the resistance capacitive reactance is greater than the inductive reactance inductive reactance is greater than the capacitive reactance inductive reactance is equal to the capacitive reactance None of these the difference between inductive and capacitive reactance is equal to the resistance capacitive reactance is greater than the inductive reactance inductive reactance is greater than the capacitive reactance inductive reactance is equal to the capacitive reactance None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Household light bulbs have a given power rating, and they operate at 120 V. Which one of the following equations most directly provides the current rating of these light bulbs? P = E2/R P = I2R None of these P = IE I = P/E P = E2/R P = I2R None of these P = IE I = P/E ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of. the following phrases most accurately describes the nature of a pulsating dc voltage? The voltage causes current to flow in two directions at the same time The voltage remains at one polarity and at a steady level The voltage remains at one polarity but changes value periodically None of these The voltage reverses polarity periodically The voltage causes current to flow in two directions at the same time The voltage remains at one polarity and at a steady level The voltage remains at one polarity but changes value periodically None of these The voltage reverses polarity periodically ANSWER DOWNLOAD EXAMIANS APP
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