Electronic Principles What is the algebraic sum of this series of values:+2, -3, -6,+4? -6 2 None of these -3 -6 2 None of these -3 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 changes direction periodically None of these The current in an ac circuit flows in one direction at a steady level The current in an ac circuit flows in two directions at the same time The current in an ac circuit flows in one direction, but changes value periodically The current in an ac circuit changes direction periodically None of these The current in an ac circuit flows in one direction at a steady level The current in an ac circuit flows in two directions at the same time The current in an ac circuit flows in one direction, but changes value periodically ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is one important thing transistors do? Amplify weak signals Rectify line voltage Regulate voltage None of these Emit light Amplify weak signals Rectify line voltage Regulate voltage None of these Emit light ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When operating above its resonant frequency, a parallel RLC circuit has the characteristics of a: parallel RC circuit parallel RL circuit None of these parallel RLC circuit operated above its resonant frequency purely resistive circuit parallel RC circuit parallel RL circuit None of these parallel RLC circuit operated above its resonant frequency purely resistive circuit ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The secondary voltage for a certain power transformer is twice the voltage applied to the primary. The current flowing in the secondary winding will be: One-half the primary current Twice the primary current Same as the primary current None of these No more than 10% less than the primary current One-half the primary current Twice the primary current Same as the primary current None of these No more than 10% less than the primary current ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total inductive reactance of a parallel inductor circuit is: less than the inductance value of the smallest inductor equal to the sum of the individual inductance values equal to the sum of the individual inductive-reactance values None of these equal to the source voltage divided by total current less than the inductance value of the smallest inductor equal to the sum of the individual inductance values equal to the sum of the individual inductive-reactance values None of these equal to the source voltage divided by total current ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS