Electronic Principles The total impedance of a series RLC circuit: always decreases as the applied frequency increases None of these always increases as the applied frequency increases is minimum at the resonant frequency is maximum at the resonant frequency always decreases as the applied frequency increases None of these always increases as the applied frequency increases is minimum at the resonant frequency is maximum at the resonant frequency ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A diode is in series with 220W. If the voltage across the resister is 4V, what is the current through the diode? 16.3 mA 55.86 A 18.2 mA None of these 55 A 16.3 mA 55.86 A 18.2 mA None of these 55 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What form of energy is used for creating static electricity? Light energy Mechanical energy Chemical energy Solar energy None of these Light energy Mechanical energy Chemical energy Solar energy None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A low-pass filter: reduces the level of all frequencies by a significant amount passes higher-frequency signals and reduces lower-frequency signals passes lower-frequency signals and reduces higher-frequency signals None of these has no effect on ac signals reduces the level of all frequencies by a significant amount passes higher-frequency signals and reduces lower-frequency signals passes lower-frequency signals and reduces higher-frequency signals None of these has no effect on ac signals ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A device that converts chemical energy to electrical energy is called a: solar cell chemical cell None of these electric device thermocouple solar cell chemical cell None of these electric device thermocouple ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles An unloaded zener regulator has a source voltage of 20 V, a series resistance of 330 W, and a zener voltage of 12 V, What is the Zener current? None of these 34.4 mA 28.4 mA 68.4 mA 24.2 mA None of these 34.4 mA 28.4 mA 68.4 mA 24.2 mA ANSWER DOWNLOAD EXAMIANS APP
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