Electronic Principles A device that converts light energy to electrical energy is called a: photo transistor None of these photodiode solar cell thermocouple photo transistor None of these photodiode solar cell thermocouple ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A power transformer steps 100 V down to 10 V. If the current in its primary winding is 2 A, what is the current in the secondary winding? None of these 20 A 0.20833333333333 50 A None of these 20 A 0.20833333333333 50 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The transistor has a current gain of 175. If the base current is 0.1 mA, what is the collector current? 1.75 mA 1750 mA 175 mA 17.5 mA None of these 1.75 mA 1750 mA 175 mA 17.5 mA None of these 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 None of these 10 mA 11 mA 14 mA 12 mA None of these 10 mA 11 mA 14 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A certain electromagnet has 1000 turns of wire. How much current must flow through the coil in order to generate an mmf of 100 ampere-turns? 0.41666666666667 0.1 A 1000 A 100 A None of these 0.41666666666667 0.1 A 1000 A 100 A None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A device that converts chemical energy to electrical energy is called a: thermocouple chemical cell electric device solar cell None of these thermocouple chemical cell electric device solar cell None of these ANSWER DOWNLOAD EXAMIANS APP
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