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 dc circuits Inductive reactance is another term for counter emf None of these Inductive reactance is an opposition to current flow in ac circuits Inductive reactance is a force that tends to overcome the effects of counter emf Inductive reactance is an opposition to current flow in dc circuits Inductive reactance is another term for counter emf None of these Inductive reactance is an opposition to current flow in ac circuits Inductive reactance is a force that tends to overcome the effects of counter emf ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles For a pure capacitor: ac current is converted to dc voltage ac current lags the voltage by 90 degree ac current leads the voltage by 90 degree ac current and voltage are exactly in phase None of these ac current is converted to dc voltage ac current lags the voltage by 90 degree ac current leads the voltage by 90 degree ac current and voltage are exactly in phase None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The net charge of a neutral copper atom is 4 1 None of these -1 4 1 None of these -1 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The primary impedance of a transformer is 60 ohm and the secondary impedance is 120 ohm. What is the impedance ratio? 180 0.25 4 None of these 0.5 180 0.25 4 None of these 0.5 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A basic capacitor is composed of: two coils separated by a dielectric two coils separated by a conductor two dielectrics separated by a conductor None of these two conductors separated by a dielectric two coils separated by a dielectric two coils separated by a conductor two dielectrics separated by a conductor None of these two conductors separated by a dielectric ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the turns ratio for the transformer specified in the above question? 0.707 0.575 10.738 1.5 None of these 0.707 0.575 10.738 1.5 None of these ANSWER DOWNLOAD EXAMIANS APP
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