Electronic Principles A transistor has a current gain of 125 and a base current of 30 µA. What is the collector current? None of these 3.75 mA 13 mA 0.05 mA 3.2 mA None of these 3.75 mA 13 mA 0.05 mA 3.2 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements regarding ac circuits is correct? Current lags the voltage through a resistor Current and voltages are in phase through a resistor Current leads the voltage through a resistor None of these All of these Current lags the voltage through a resistor Current and voltages are in phase through a resistor Current leads the voltage through a resistor None of these All of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What are the main parts of an atom? Electrons, protons, and ions None of these Electrons, protons, and neutrons Electrons, ions, and neutrons Protons only Electrons, protons, and ions None of these Electrons, protons, and neutrons Electrons, ions, and neutrons Protons only ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the turns ratio of a power transformer that shows 50 V at its secondary winding when you apply 150 V to its primary winding? None of these 43891 43922 3 2 None of these 43891 43922 3 2 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The valence electron of a copper atom experiences what kind of attraction toward the nucleus? Weak Impossible to say Strong None of these Neutral Weak Impossible to say Strong None of these Neutral ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles How much power is being dissipated by a 1000 W resistance that has 25 V applied to it? None of these 0.24 W 0.625 W 325 kW 80 W None of these 0.24 W 0.625 W 325 kW 80 W ANSWER DOWNLOAD EXAMIANS APP