Electronic Principles The total capacitive reactance of a parallel capacitor circuit is: equal to the source voltage divided by total current less than the capacitance value of the smallest capacitor None of these equal to the sum of the individual capacitive-reactance values equal to the sum of the individual capacitance values equal to the source voltage divided by total current less than the capacitance value of the smallest capacitor None of these equal to the sum of the individual capacitive-reactance values equal to the sum of the individual capacitance values ANSWER DOWNLOAD EXAMIANS APP
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 No more than 10% less than the primary current Same as the primary current One-half the primary current Twice the primary current None of these No more than 10% less than the primary current Same as the primary current One-half the primary current Twice the primary current 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? 3 None of these 2 43922 43891 3 None of these 2 43922 43891 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What form of energy is used to maintain an imbalance of charges between the terminals of a battery? Mechanical energy Solar energy Electronical energy None of these Chemical energy Mechanical energy Solar energy Electronical energy None of these Chemical energy ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following principles best describes the basic operation of an electromagnet? None of these Like magnetic poles attract, while unlike poles repel Like magnetic poles repel, while unlike poles attract Current flowing through a conductor generates a magnetic field Current is induced in a conductor that is moving through a magnetic field None of these Like magnetic poles attract, while unlike poles repel Like magnetic poles repel, while unlike poles attract Current flowing through a conductor generates a magnetic field Current is induced in a conductor that is moving through a magnetic field ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the inductive reactance of a 0.1-H coil that is operating at 1000 Hz? Less than 1 Ohm None of these 100 Ohm 628 Ohm 444 Ohm Less than 1 Ohm None of these 100 Ohm 628 Ohm 444 Ohm ANSWER DOWNLOAD EXAMIANS APP
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