Electronic Principles Which one of the following phrases most accurately describes a purely inductive circuit? Resistances provide the only opposition to current flow The ac voltage lags the current by 90 degree Inductive reactance provides the only opposition to current flow None of these 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 Inductive reactance provides the only opposition to current flow None of these Combinations of resistance and inductive reactance provide any opposition to current flow ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Absolute Zero temperature equals -276o C -273o C 0o C 25o C None of these -276o C -273o C 0o C 25o C None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If a load resistance is 1 kW, a stiff voltage source has a resistance of None of these More than 100 k Ohm At least 10 Ohm less than 10 Ohm Less than 100 k Ohm None of these More than 100 k Ohm At least 10 Ohm less than 10 Ohm Less than 100 k Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles How much power is being dissipated by a 1000 W resistance that has 25 V applied to it? 0.24 W 0.625 W 325 kW 80 W None of these 0.24 W 0.625 W 325 kW 80 W 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? 3.75 mA 3.2 mA None of these 0.05 mA 13 mA 3.75 mA 3.2 mA None of these 0.05 mA 13 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total inductance of a series inductor circuit is: less than the value of the smallest inductor equal to the source voltage divided by total current equal to the sum of the individual inductance values None of these equal to the sum of the individual inductive-reactance values less than the value of the smallest inductor equal to the source voltage divided by total current equal to the sum of the individual inductance values None of these equal to the sum of the individual inductive-reactance values ANSWER DOWNLOAD EXAMIANS APP
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