Electronic Principles The direction of electron current flow is: from negative to positive from right to left None of these from neutral to positive from positive to negative from negative to positive from right to left None of these from neutral to positive from positive to negative ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What are the main parts of an atom? Electrons, protons, and neutrons None of these Electrons, ions, and neutrons Electrons, protons, and ions Protons only Electrons, protons, and neutrons None of these Electrons, ions, and neutrons Electrons, protons, and ions Protons only ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The basic unit of measurement for resistance is the: None of these ohm watt volt ampere None of these ohm watt volt ampere ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A transformer has a primary voltage of 120 V rms and a secondary voltage of 25 V rms. If the secondary current is 1A rms, what is the primary current? 208 mA None of these 200 mA 300 mA 7.8 mA 208 mA None of these 200 mA 300 mA 7.8 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following equations most directly determines the power dissipation of a resistance when you know the voltage drop and amount of resistance? None of these P = E2/R P = I2R I = P/E P = IE None of these P = E2/R P = I2R I = P/E P = IE 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 two directions at the same time The current in an ac circuit flows in one direction at a steady level The current in an ac circuit changes direction periodically None of these The current in an ac circuit flows in one direction, but changes value periodically The current in an ac circuit flows in two directions at the same time The current in an ac circuit flows in one direction at a steady level The current in an ac circuit changes direction periodically None of these The current in an ac circuit flows in one direction, but changes value periodically ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS