Electronic Principles What is a free electron? An electron that has been freed from its parent atom An electron that has twice the amount of charge of a normal electron An electron that costs nothing An electron that has no electrical charge None of these An electron that has been freed from its parent atom An electron that has twice the amount of charge of a normal electron An electron that costs nothing An electron that has no electrical charge None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A circuit has two different voltage sources that are connected in a series-opposing form. If the sources are rated at 6 V and 9 V, what is the total source voltage? 3 V 8 V None of these 7.5 V 16 V 3 V 8 V None of these 7.5 V 16 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The south pole of a magnet is the one: that would be repelled by the north pole of another magnet None of these that would be attracted to the earth's south magnetic pole that has its molecules arranged in a random pattern that would be attracted to the earths north magnetic pole that would be repelled by the north pole of another magnet None of these that would be attracted to the earth's south magnetic pole that has its molecules arranged in a random pattern that would be attracted to the earths north magnetic pole ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the phase shift between total current and voltage, if 100 ohm resistor connected in parallel with an inductor that has a reactance of 200W? None of these 180 degree 26.6 degree 90 degree 0 degree None of these 180 degree 26.6 degree 90 degree 0 degree ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following phrases most accurately describes a purely inductive circuit? The ac voltage lags the current by 90 degree None of these Resistances provide the only opposition to current flow Inductive reactance provides the only opposition to current flow Combinations of resistance and inductive reactance provide any opposition to current flow The ac voltage lags the current by 90 degree None of these Resistances provide the only opposition to current flow Inductive reactance provides the only opposition to current flow Combinations of resistance and inductive reactance provide any opposition to current flow ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the turns ratio of a power transformer that shows 50 V at its secondary winding when you apply 150 V to its primary winding? 43922 2 3 None of these 43891 43922 2 3 None of these 43891 ANSWER DOWNLOAD EXAMIANS APP