Electronic Principles The transistor has a collector current of 2 mA. If the current gain is 135, what is the base current? None of these 14.8 µA 7.75 µA 10.3 µA 7.8 µA None of these 14.8 µA 7.75 µA 10.3 µA 7.8 µA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Current and voltage are said to be in phase when: All of these None of these they have the same amplitude and frequency their waveforms cross through zero and reach positive and negative peaks at the same time their waveforms are both ac or both dc All of these None of these they have the same amplitude and frequency their waveforms cross through zero and reach positive and negative peaks at the same time their waveforms are both ac or both dc ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Silicon atoms combine into an orderly pattern called a None of these Valence orbit Semiconductor Crystal Covalent bond None of these Valence orbit Semiconductor Crystal Covalent bond ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The rotating coil of wire in an electric motor is called the: armature None of these loop commutator brush armature None of these loop commutator brush ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The north pole of a magnet is the one: that has its molecules arranged in a random pattern that would be repelled by the south pole of another magnet that would be attracted to the earth's south magnetic pole that would be attracted to the earth's north magnetic pole None of these that has its molecules arranged in a random pattern that would be repelled by the south pole of another magnet that would be attracted to the earth's south magnetic pole that would be attracted to the earth's north magnetic pole None of these ANSWER DOWNLOAD EXAMIANS APP
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