Electronic Principles What is the barrier potential of a silicon diode at room temperature? 0.7V None of these 0.3V 1 V 2 m V per degree Celsius 0.7V None of these 0.3V 1 V 2 m V per degree Celsius 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 I = P/E P = IE None of these P = I2R P = E2/R I = P/E P = IE None of these P = I2R ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Current is An imbalance of electrical charges The flow of charged particles through a material None of these The number of free electrons in an atom The force that causes electrons to flow An imbalance of electrical charges The flow of charged particles through a material None of these The number of free electrons in an atom The force that causes electrons to flow ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Two diodes are in series. The first diode has a voltage of 0.75 V and the second has a voltage of 0.8 V. If the current through the first diode is 500 mA, what is the current through the second diode 12 mA 11 mA 14 mA None of these 10 mA 12 mA 11 mA 14 mA None of these 10 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles At room temperature an intrinsic silicon crystal acts approximately like a conductor None of these a battery an insulator a piece of copper wire a conductor None of these a battery an insulator a piece of copper wire ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for the voltages in a series RC circuit? The voltage always has the same amplitude and phase for every part of the circuit The total voltage is equal to the sum of the voltages across the resistance and capacitance None of these The total voltage is greater than the sum of the voltages across the resistance and capacitance The total voltage is less than the sum of the voltages across the resistance and capacitance The voltage always has the same amplitude and phase for every part of the circuit The total voltage is equal to the sum of the voltages across the resistance and capacitance None of these The total voltage is greater than the sum of the voltages across the resistance and capacitance The total voltage is less than the sum of the voltages across the resistance and capacitance ANSWER DOWNLOAD EXAMIANS APP
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