Electronic Principles What is the barrier potential of a silicon diode at room temperature? 2 m V per degree Celsius 0.7V 1 V None of these 0.3V 2 m V per degree Celsius 0.7V 1 V None of these 0.3V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total capacitive reactance of a parallel capacitor circuit is: equal to the sum of the individual capacitance values equal to the source voltage divided by total current None of these less than the capacitance value of the smallest capacitor equal to the sum of the individual capacitive-reactance values equal to the sum of the individual capacitance values equal to the source voltage divided by total current None of these less than the capacitance value of the smallest capacitor equal to the sum of the individual capacitive-reactance values ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What form of energy is used for creating static electricity? Solar energy Chemical energy Mechanical energy None of these Light energy Solar energy Chemical energy Mechanical energy None of these Light energy ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following phrasers best describes flux density? The force that maintains lines of force The opposition to a build-up of magnetic fields The rate of change of the number of lines of magnetic force The concentration of lines of magnetic force None of these The force that maintains lines of force The opposition to a build-up of magnetic fields The rate of change of the number of lines of magnetic force The concentration of lines of magnetic force None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is a negative ion? An atom that contains more protons than neutrons An atom that contains more electrons than protons An atom that contains more electrons than neutrons None of these An atom that contains more protons than electrons An atom that contains more protons than neutrons An atom that contains more electrons than protons An atom that contains more electrons than neutrons None of these An atom that contains more protons than electrons 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 None of these 0.05 mA 13 mA 3.2 mA 3.75 mA None of these 0.05 mA 13 mA 3.2 mA ANSWER DOWNLOAD EXAMIANS APP
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