Electronic Principles A transistor has a current gain of 125 and a base current of 30 µA. What is the collector current? 0.05 mA 13 mA 3.2 mA None of these 3.75 mA 0.05 mA 13 mA 3.2 mA None of these 3.75 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the impedance of a circuit composed of a 100 ohm resistor connected in parallel with an inductor that has a reactance of 200 W? 77.7 ohm 89.3 ohm 88.8 ohm 224 ohm None of these 77.7 ohm 89.3 ohm 88.8 ohm 224 ohm None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which is the most widely used semiconductor? Germanium None of these Silicon Copper All of these Germanium None of these Silicon Copper All of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles How many protons does the nucleus of a silicon atom contain? 48 4 14 None of these 29 48 4 14 None of these 29 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The net charge of a neutral copper atom is -1 1 None of these 4 -1 1 None of these 4 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The peak value of a sine waveform is: the amplitude at 1.41 times the maximum value None of these the maximum positive or negative value the amplitude at 90% of the maximum value the amplitude at 70.7% of the maximum value the amplitude at 1.41 times the maximum value None of these the maximum positive or negative value the amplitude at 90% of the maximum value the amplitude at 70.7% of the maximum value ANSWER DOWNLOAD EXAMIANS APP
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