Electronic Principles What is the barrier potential of a silicon diode at room temperature? 1 V None of these 0.7V 0.3V 2 m V per degree Celsius 1 V None of these 0.7V 0.3V 2 m V per degree Celsius ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements most accurately reflects the nature of ac power? The current in an ac circuit flows in one direction, but changes value periodically None of these The current in an ac circuit flows in two directions at the same time The current in an ac circuit changes direction periodically The current in an ac circuit flows in one direction at a steady level The current in an ac circuit flows in one direction, but changes value periodically None of these The current in an ac circuit flows in two directions at the same time The current in an ac circuit changes direction periodically The current in an ac circuit flows in one direction at a steady level ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The nucleus of the copper atom contains how many protons? 1 None of these 4 18 29 1 None of these 4 18 29 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A dielectric material is: a good insulator a good conductor of magnetic fields None of these a poor conductor of electrostatic fields a good conductor a good insulator a good conductor of magnetic fields None of these a poor conductor of electrostatic fields a good conductor ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is a free electron? An electron that has no electrical charge An electron that has been freed from its parent atom An electron that has twice the amount of charge of a normal electron An electron that costs nothing None of these An electron that has no electrical charge An electron that has been freed from its parent atom An electron that has twice the amount of charge of a normal electron An electron that costs nothing None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The north pole of a magnet is the one: that would be repelled by the south pole of another magnet that would be attracted to the earth's south magnetic pole that has its molecules arranged in a random pattern that would be attracted to the earth's north magnetic pole None of these that would be repelled by the south pole of another magnet that would be attracted to the earth's south magnetic pole that has its molecules arranged in a random pattern that would be attracted to the earth's north magnetic pole None of these ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS