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 None of these 3.2 mA 13 mA 3.75 mA 0.05 mA None of these 3.2 mA 13 mA 3.75 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A zener diode has a voltage of 10 V and a current of 20 mA. What is the power dissipation? 300 mW 200 mW None of these 10 mW 20 mW 300 mW 200 mW None of these 10 mW 20 mW ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the smallest number of polarities required for current flow? Four - two negative and two positive Three - negative, positive and neutral terminals Two - a negative terminal and a positive terminal None of these One - a negative terminal Four - two negative and two positive Three - negative, positive and neutral terminals Two - a negative terminal and a positive terminal None of these One - a negative terminal ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When the collector current increases, what does the current gain do? increases stays the same None of these any of the above decreases increases stays the same None of these any of the above decreases ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles How many protons does the nucleus of a silicon atom contain? 29 None of these 14 4 48 29 None of these 14 4 48 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles At room temperature an intrinsic semiconductor has many free electrons No holes a few free electrons and holes many holes None of these many free electrons No holes a few free electrons and holes many holes None of these ANSWER DOWNLOAD EXAMIANS APP
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