Electronic Principles What is the inductive reactance of a 2-H coil operating at 60 Hz? None of these 754 Ohm 30 Ohm 60 Ohm 120 Ohm None of these 754 Ohm 30 Ohm 60 Ohm 120 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Two diodes are in series. The first diode has a voltage of 0.75 V and the second has a voltage of 0.8 V. If the current through the first diode is 500 mA, what is the current through the second diode 10 mA 11 mA 12 mA None of these 14 mA 10 mA 11 mA 12 mA None of these 14 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements most accurately reflects the nature of ac power? 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 one direction at a steady level The current in an ac circuit changes direction periodically The current in an ac circuit flows in two directions at the same time 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 one direction at a steady level The current in an ac circuit changes direction periodically The current in an ac circuit flows in two directions at the same time ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When operating above its resonant frequency, a series RLC circuit has the characteristics of a: series RC circuit None of these series RLC circuit operated below its resonant frequency series RL circuit purely resistive circuit series RC circuit None of these series RLC circuit operated below its resonant frequency series RL circuit purely resistive circuit ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following kinds of materials has the highest permeability? A paramagnetic material A diamagnetic material None of these All of these A ferromagnetic material A paramagnetic material A diamagnetic material None of these All of these A ferromagnetic material ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following properties of a magnetic circuit can be directly compared to current in an electrical circuit? Flux density None of these Reluctance Number of lines of force Magnetomotive force Flux density None of these Reluctance Number of lines of force Magnetomotive force ANSWER DOWNLOAD EXAMIANS APP
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