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? 3 43891 None of these 2 43922 3 43891 None of these 2 43922 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A transistor has a current gain of 125 and a base current of 30 µA. What is the collector current? 3.75 mA 0.05 mA 13 mA None of these 3.2 mA 3.75 mA 0.05 mA 13 mA None of these 3.2 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose a voltage source has an ideal voltage of 12V and an internal resistance of 0.5W. For what values of load resistance will the voltage source appear stiff? None of these 100 Ohm 6 Ohm 50 Ohm or more 5 Ohm None of these 100 Ohm 6 Ohm 50 Ohm or more 5 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following equations most directly determines the power dissipation of a resistance when you know the voltage drop and amount of resistance? I = P/E None of these P = E2/R P = I2R P = IE I = P/E None of these P = E2/R P = I2R P = IE ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When operating below its resonant frequency, a series RLC circuit has the characteristics of a: purely resistive circuit series RL circuit series RC circuit series RLC circuit operated above its resonant frequency None of these purely resistive circuit series RL circuit series RC circuit series RLC circuit operated above its resonant frequency None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles An audio transformer has a turn ratio of 9, What is its impedance ratio? 85 6 9 81 None of these 85 6 9 81 None of these ANSWER DOWNLOAD EXAMIANS APP
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