Electronic Principles What is the barrier potential of a silicon diode at room temperature? 2 m V per degree Celsius 0.7V None of these 0.3V 1 V 2 m V per degree Celsius 0.7V None of these 0.3V 1 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A diode is in series with 220W. If the voltage across the resister is 4V, what is the current through the diode? 18.2 mA 55.86 A 55 A None of these 16.3 mA 18.2 mA 55.86 A 55 A None of these 16.3 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating voltage of a purely capacitive circuit: cuts the capacitive reactance in half has no effect on the capacitive reactance doubles the amount of capacitive reactance multiplies the capacitive reactance by 7 None of these cuts the capacitive reactance in half has no effect on the capacitive reactance doubles the amount of capacitive reactance multiplies the capacitive reactance by 7 None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the difference between the kinds of charges for an electron and a proton? None of these An electron has a negative charge and a proton has no charge An electron has a positive charge and a proton has a negative charge An electron has a negative charge and a proton has a positive charge An electron has a positive charge and a proton has no charge None of these An electron has a negative charge and a proton has no charge An electron has a positive charge and a proton has a negative charge An electron has a negative charge and a proton has a positive charge An electron has a positive charge and a proton has no charge ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The south pole of a magnet is the one: that would be attracted to the earth's south magnetic pole None of these that has its molecules arranged in a random pattern that would be attracted to the earths north magnetic pole that would be repelled by the north pole of another magnet that would be attracted to the earth's south magnetic pole None of these that has its molecules arranged in a random pattern that would be attracted to the earths north magnetic pole that would be repelled by the north pole of another magnet ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles An unloaded zener regulator has a source voltage of 20 V, a series resistance of 330 W, and a zener voltage of 12 V, What is the Zener current? 28.4 mA 34.4 mA 24.2 mA 68.4 mA None of these 28.4 mA 34.4 mA 24.2 mA 68.4 mA None of these ANSWER DOWNLOAD EXAMIANS APP
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