Electronic Principles The rotating coil of wire in an electric motor is called the: brush armature commutator None of these loop brush armature commutator None of these loop ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A transformer has a primary voltage of 120 V rms and a secondary voltage of 25 V rms. If the secondary current is 1A rms, what is the primary current? None of these 200 mA 300 mA 7.8 mA 208 mA None of these 200 mA 300 mA 7.8 mA 208 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When a series RLC circuit is operating at its resonant frequency: inductive reactance is greater than the capacitive reactance None of these inductive reactance is equal to the capacitive reactance the difference between inductive and capacitive reactance is equal to the resistance capacitive reactance is greater than the inductive reactance inductive reactance is greater than the capacitive reactance None of these inductive reactance is equal to the capacitive reactance the difference between inductive and capacitive reactance is equal to the resistance capacitive reactance is greater than the inductive reactance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Assuming 100% efficiency, what is the power being consumed at the secondary winding of the transformer described in question 91? 200 W 1000 W None of these 20 W 100 W 200 W 1000 W None of these 20 W 100 W ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total capacitance of a series capacitor circuit is: equal to the source voltage divided by total current None of these equal to the sum of the individual capacitance values less than the value of the smallest capacitor equal to the sun of the individual capacitive-reactance values equal to the source voltage divided by total current None of these equal to the sum of the individual capacitance values less than the value of the smallest capacitor equal to the sun of the individual capacitive-reactance values ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The transistor has a collector current of 10 mA and a base current of 40 mA. What is the current gain of the transistor? None of these 0.25 µA 300 µA 350 µA 250 µA None of these 0.25 µA 300 µA 350 µA 250 µA ANSWER DOWNLOAD EXAMIANS APP