Electronic Principles The secondary voltage for a certain power transformer is twice the voltage applied to the primary. The current flowing in the secondary winding will be: None of these One-half the primary current No more than 10% less than the primary current Same as the primary current Twice the primary current None of these One-half the primary current No more than 10% less than the primary current Same as the primary current Twice the primary current ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following devices is most often used for measuring opposition to current flow in a circuit? Voltmeter Ohmmeter None of these Wattmeter Ammeter Voltmeter Ohmmeter None of these Wattmeter Ammeter ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles In a transistor operates at the middle of the load line, an increase in the base resistance will move the Q point None of these off the load line down nowhere up None of these off the load line down nowhere up ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total inductive reactance of a parallel inductor circuit is: None of these equal to the sum of the individual inductive-reactance values less than the inductance 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 inductance value of the smallest inductor equal to the source voltage divided by total current equal to the sum of the individual inductance values ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating frequency of an inductive circuit: multiplies the inductive reactance by 6.28 None of these doubles the amount of inductive reactance cuts the inductive reactance in half has no effect on the inductive reactance multiplies the inductive reactance by 6.28 None of these doubles the amount of inductive reactance cuts the inductive reactance in half has no effect on the inductive reactance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles One henry of inductance is defined as: None of these the number of turns of wire in an inductor multiplied by the amount of current flowing through it the amount of counter emf required to reduce a current to 1 A the amount of inductance required to change the frequency of a current by 1 Hz the amount of inductance required for generating 1 V of counter emf when the current changes at the rate of 1 A per second None of these the number of turns of wire in an inductor multiplied by the amount of current flowing through it the amount of counter emf required to reduce a current to 1 A the amount of inductance required to change the frequency of a current by 1 Hz the amount of inductance required for generating 1 V of counter emf when the current changes at the rate of 1 A per second ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS