Electronic Principles The transistor has a collector current of 10 mA and a base current of 40 mA. What is the current gain of the transistor? 300 µA None of these 0.25 µA 250 µA 350 µA 300 µA None of these 0.25 µA 250 µA 350 µA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The basic unit of measurement for current is the: ampere watt ohm None of these volt ampere watt ohm None of these volt ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A dielectric material is: a poor conductor of electrostatic fields a good conductor None of these a good insulator a good conductor of magnetic fields a poor conductor of electrostatic fields a good conductor None of these a good insulator a good conductor of magnetic fields ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements most accurately reflects the nature of ac power? The current in an ac circuit changes direction periodically The current in an ac circuit flows in two directions at the same time The current in an ac circuit flows in one direction at a steady level The current in an ac circuit flows in one direction, but changes value periodically None of these The current in an ac circuit changes direction periodically The current in an ac circuit flows in two directions at the same time The current in an ac circuit flows in one direction at a steady level The current in an ac circuit flows in one direction, but changes value periodically None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Assuming 100% efficiency, what is the power being applied to the primary winding of the transformer described in the above question? 100 W None of these 1000 W 200 W 20 W 100 W None of these 1000 W 200 W 20 W ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for the currents in a series RC circuit? The current always has the same amplitude and phase for every part of the circuit The total current is equal to the sum of the currents for the resistance and capacitance None of these The total current is greater than the sum of the currents for the resistance and capacitance The total current is less than the sum of the currents for the resistance and capacitance The current always has the same amplitude and phase for every part of the circuit The total current is equal to the sum of the currents for the resistance and capacitance None of these The total current is greater than the sum of the currents for the resistance and capacitance The total current is less than the sum of the currents for the resistance and capacitance ANSWER DOWNLOAD EXAMIANS APP
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