Electronic Principles The rise time of a pulse waveform is the time required for the voltage to rise: from zero to its peak value from 10% of the peak value to 90% of the peak value from zero to its rms value from 10% of the peak value to 70.7% of the peak value None of these from zero to its peak value from 10% of the peak value to 90% of the peak value from zero to its rms value from 10% of the peak value to 70.7% of the peak value None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Two diodes are in series. The first diode has a voltage of 0.75 V and the second has a voltage of 0.8 V. If the current through the first diode is 500 mA, what is the current through the second diode 10 mA None of these 12 mA 11 mA 14 mA 10 mA None of these 12 mA 11 mA 14 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Voltage is The smallest electrically charged particle The flow of charged particles through a material None of these The number of free electrons in an atom Trie force that causes electrons to flow The smallest electrically charged particle The flow of charged particles through a material None of these The number of free electrons in an atom Trie force that causes electrons to flow ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What are the main parts of an atom? None of these Electrons, protons, and neutrons Electrons, protons, and ions Electrons, ions, and neutrons Protons only None of these Electrons, protons, and neutrons Electrons, protons, and ions Electrons, ions, and neutrons Protons only 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 350 µA None of these 0.25 µA 300 µA 250 µA 350 µA None of these 0.25 µA 300 µA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles How may valence electrons does a silicon atom have? None of these 1 2 4 None of these 1 2 4 ANSWER DOWNLOAD EXAMIANS APP
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