Electronic Principles The transistor has a current gain of 175. If the base current is 0.1 mA, what is the collector current? 175 mA 1.75 mA 1750 mA 17.5 mA None of these 175 mA 1.75 mA 1750 mA 17.5 mA None of these ANSWER DOWNLOAD EXAMIANS APP
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? 250 µA 0.25 µA None of these 300 µA 350 µA 250 µA 0.25 µA None of these 300 µA 350 µA 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? None of these 10 k Ohm 1 k Ohm 20 k Ohm 2 k Ohm None of these 10 k Ohm 1 k Ohm 20 k Ohm 2 k Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the total resistance of a parallel circuit that contains two resistors having values of 220 ohm and 470 ohm? None of these 150 ohm 690 ohm 220 ohm 445 ohm None of these 150 ohm 690 ohm 220 ohm 445 ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The component that forms the electrical connection between the rotating coil of wire in a motor and the external source of electrical energy is called the: armature battery commutator None of these rotor armature battery commutator None of these rotor ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Current and voltage are said to be in phase when: they have the same amplitude and frequency None of these their waveforms are both ac or both dc All of these their waveforms cross through zero and reach positive and negative peaks at the same time they have the same amplitude and frequency None of these their waveforms are both ac or both dc All of these their waveforms cross through zero and reach positive and negative peaks at the same time ANSWER DOWNLOAD EXAMIANS APP
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