Electronic Principles The number of free electrons and holes in intrinsic semiconductor increases when the temperature None of these Increases Stays the same 0oC Decreases None of these Increases Stays the same 0oC Decreases 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 10 mA None of these 12 mA 11 mA 14 mA 10 mA None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A device that converts light energy to electrical energy is called a: thermocouple photo transistor solar cell None of these photodiode thermocouple photo transistor solar cell None of these photodiode ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating frequency of a purely inductive circuit: doubles the amount of current through the inductors increases the current, but by an amount that can be determined only by doing a complete analysis of the circuit has no effect on the current through the inductors cuts the current through the inductors one-half None of these doubles the amount of current through the inductors increases the current, but by an amount that can be determined only by doing a complete analysis of the circuit has no effect on the current through the inductors cuts the current through the inductors one-half 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 voltage always has the same amplitude and phase for every part of the circuit The total voltage is less than the sum of the voltages across the resistance and capacitance None of these The total voltage is equal to the sum of the voltages across the resistance and capacitance The total voltage leads the total current by less than 90 degree The voltage always has the same amplitude and phase for every part of the circuit The total voltage is less than the sum of the voltages across the resistance and capacitance None of these The total voltage is equal to the sum of the voltages across the resistance and capacitance The total voltage leads the total current by less than 90 degree ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A circuit has two different voltage sources that are connected in a series-aiding form. If the sources are rated at 6 V and 9 V, what is the total source voltage? 15 V 7.5 V None of these 16 V 8 V 15 V 7.5 V None of these 16 V 8 V ANSWER DOWNLOAD EXAMIANS APP
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