Electronic Principles How much current flows through a 0.02 micro F capacitor that is operating from a 12-V ac, 100-Hz source? 157 raA 0.151 mA 0.995 mA None of these 2.02 A 157 raA 0.151 mA 0.995 mA None of these 2.02 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A certain power transformer has a turns ratio of 5. What voltage can you expect at the secondary winding when you apply 120 V to the primary winding? 4.73 24 V None of these 600 V 0.4 V 4.73 24 V None of these 600 V 0.4 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements most accurately describes the nature of inductive reactance? Inductive reactance is an opposition to current flow in ac circuits None of these Inductive reactance is an opposition to current flow in dc circuits Inductive reactance is a force that tends to overcome the effects of counter emf Inductive reactance is another term for counter emf Inductive reactance is an opposition to current flow in ac circuits None of these Inductive reactance is an opposition to current flow in dc circuits Inductive reactance is a force that tends to overcome the effects of counter emf Inductive reactance is another term for counter emf ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles For a pure capacitor: ac current and voltage are exactly in phase ac current lags the voltage by 90 degree ac current leads the voltage by 90 degree ac current is converted to dc voltage None of these ac current and voltage are exactly in phase ac current lags the voltage by 90 degree ac current leads the voltage by 90 degree ac current is converted to dc voltage None of these 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? 28.4 mA 34.4 mA None of these 24.2 mA 68.4 mA 28.4 mA 34.4 mA None of these 24.2 mA 68.4 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles How may valence electrons does a silicon atom have? 2 4 None of these 1 2 4 None of these 1 ANSWER DOWNLOAD EXAMIANS APP
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