Electronic Principles What is the turns ratio of a power transformer that shows 50 V at its secondary winding when you apply 150 V to its primary winding? 43891 3 43922 2 None of these 43891 3 43922 2 None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A high-pass filter: passes lower-frequency signals and reduces higher-frequency signals increases the level of all frequencies by a significant amount None of these has no effect on ac signals passes higher-frequency signals and reduces lower-frequency signals passes lower-frequency signals and reduces higher-frequency signals increases the level of all frequencies by a significant amount None of these has no effect on ac signals passes higher-frequency signals and reduces lower-frequency signals ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following properties of a magnetic circuit can be directly compared to voltage in an electrical circuit? Magnetomotive force Flux density None of these Reluctance Number of lines of force Magnetomotive force Flux density None of these Reluctance Number of lines of force ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When operating above its resonant frequency, a parallel RLC circuit has the characteristics of a: parallel RL circuit parallel RLC circuit operated above its resonant frequency purely resistive circuit parallel RC circuit None of these parallel RL circuit parallel RLC circuit operated above its resonant frequency purely resistive circuit parallel RC circuit None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles In a transistor operates at the middle of the load line, an increase in the base resistance will move the Q point up None of these down off the load line nowhere up None of these down off the load line nowhere ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the inductive reactance of a 0.1-H coil that is operating at 1000 Hz? 628 Ohm None of these 444 Ohm Less than 1 Ohm 100 Ohm 628 Ohm None of these 444 Ohm Less than 1 Ohm 100 Ohm ANSWER DOWNLOAD EXAMIANS APP
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