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 3.75 mA None of these 0.05 mA 13 mA 3.2 mA 3.75 mA None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A resistor has a rated value of 100 ohm and a tolerance of 10%. What is its minimum and maximum allowable resistance value? 90 Ohm - 110 ohm None of these 99 Ohm - 102 ohm 98 Ohm - 100.1 ohm 90 Ohm - 101 ohm 90 Ohm - 110 ohm None of these 99 Ohm - 102 ohm 98 Ohm - 100.1 ohm 90 Ohm - 101 ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating frequency of a purely capacitive circuit: doubles the amount of total current thrice the amount of total current None of these has no effect on the total circuit current cuts the total current by one-half doubles the amount of total current thrice the amount of total current None of these has no effect on the total circuit current cuts the total current by one-half ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is one important thing transistors do? None of these Amplify weak signals Emit light Rectify line voltage Regulate voltage None of these Amplify weak signals Emit light Rectify line voltage Regulate voltage ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles How may valence electrons does a silicon atom have? 4 None of these 2 1 4 None of these 2 1 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A current source has an internal resistance of 100 kW. What is the largest load resistance if the current source must appear stiff? 2 k Ohm 1 k Ohm 20 k Ohm None of these 10 k Ohm 2 k Ohm 1 k Ohm 20 k Ohm None of these 10 k Ohm ANSWER DOWNLOAD EXAMIANS APP
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