Electronic Principles Which one of the following phrases most accurately describes a purely inductive circuit? None of these Inductive reactance provides the only opposition to current flow Combinations of resistance and inductive reactance provide any opposition to current flow Resistances provide the only opposition to current flow The ac voltage lags the current by 90 degree None of these Inductive reactance provides the only opposition to current flow Combinations of resistance and inductive reactance provide any opposition to current flow Resistances provide the only opposition to current flow The ac voltage lags the current by 90 degree ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When a parallel RLC circuit is operating at its resonant frequency: inductive reactance is equal to the capacitive reactance inductive reactance is greater than the capacitive reactance the difference between inductive and capacitive reactance is equal to the resistance capacitive reactance is greater than the inductive reactance None of these inductive reactance is equal to the capacitive reactance inductive reactance is greater than the capacitive reactance the difference between inductive and capacitive reactance is equal to the resistance capacitive reactance is greater than the inductive reactance None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A transistor has a current gain of 125 and a base current of 30 µA. What is the collector current? 0.05 mA 3.75 mA 13 mA 3.2 mA None of these 0.05 mA 3.75 mA 13 mA 3.2 mA None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements most accurately reflects the nature of ac power? The current in an ac circuit changes direction periodically The current in an ac circuit flows in one direction at a steady level The current in an ac circuit flows in one direction, but changes value periodically The current in an ac circuit flows in two directions at the same time None of these The current in an ac circuit changes direction periodically The current in an ac circuit flows in one direction at a steady level The current in an ac circuit flows in one direction, but changes value periodically The current in an ac circuit flows in two directions at the same time None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The merging of a free electron and a hole is called Recombination Thermal energy Covalent bonding Lifetime None of these Recombination Thermal energy Covalent bonding Lifetime None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles For normal operation of the transistor, the collector diode has to be Operating in the breakdown region Nonconducting Reverse-biased Forward-biased None of these Operating in the breakdown region Nonconducting Reverse-biased Forward-biased None of these ANSWER DOWNLOAD EXAMIANS APP
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