Electronic Principles What is the barrier potential of a silicon diode at room temperature? 1 V 0.3V None of these 0.7V 2 m V per degree Celsius 1 V 0.3V None of these 0.7V 2 m V per degree Celsius ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The transistor has a collector current of 10 mA and a base current of 40 mA. What is the current gain of the transistor? 300 µA 250 µA 350 µA 0.25 µA None of these 300 µA 250 µA 350 µA 0.25 µA None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for the voltage in a parallel RC circuit? The total voltage is equal to 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 None of these The voltage always has the same amplitude and phase for every part of the circuit The total voltage leads the total current by less than 90 degree The total voltage is equal to 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 None of these The voltage always has the same amplitude and phase for every part of the circuit The total voltage leads the total current by less than 90 degree ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles In an intrinsic semiconductor, the number of free electrons Is less than the number of holes None of these Impossible to say Equals the number of holes Is greater than the number of holes Is less than the number of holes None of these Impossible to say Equals the number of holes Is greater than the number of holes 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 up off the load line nowhere None of these down up off the load line nowhere None of these down ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The number of free electrons and holes in intrinsic semiconductor increases when the temperature 0oC Decreases Stays the same None of these Increases 0oC Decreases Stays the same None of these Increases ANSWER DOWNLOAD EXAMIANS APP
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