Electronic Principles A device that converts light energy to electrical energy is called a: thermocouple solar cell photo transistor None of these photodiode thermocouple solar cell photo transistor None of these photodiode ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles An intrinsic semiconductor has some holes in it at room temperature. What causes these holes? Thermal energy None of these Free electrons Doping Valence electrons Thermal energy None of these Free electrons Doping Valence electrons ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When the collector current increases, what does the current gain do? decreases increases any of the above None of these stays the same decreases increases any of the above None of these stays the same ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose the zener diode has a breakdown voltage of 10 V and zener resistance of 8.5 W, what is the additional voltage when the current is 20 mA? 0.17 V 20 V 10.17 V 18.8 V None of these 0.17 V 20 V 10.17 V 18.8 V None of these 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? 250 µA 0.25 µA 300 µA 350 µA None of these 250 µA 0.25 µA 300 µA 350 µA None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A device that converts mechanical into electrical energy is? chemical cell None of these solar cell thermocouple generator chemical cell None of these solar cell thermocouple generator ANSWER DOWNLOAD EXAMIANS APP
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