Electronic Principles A basic capacitor is composed of: two coils separated by a conductor two dielectrics separated by a conductor two coils separated by a dielectric two conductors separated by a dielectric None of these two coils separated by a conductor two dielectrics separated by a conductor two coils separated by a dielectric two conductors separated by a dielectric None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Most AC power is obtained from: batteries lightning None of these oscillators generators batteries lightning None of these oscillators generators ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A power transformer steps 100 V down to 10 V. If the current in its primary winding is 2 A, what is the current in the secondary winding? 0.20833333333333 None of these 50 A 20 A 0.20833333333333 None of these 50 A 20 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the impedance of a circuit composed of a 100 ohm resistor connected in parallel with a capacitor that has a reactance of 100 ohm? 70.7Ohm 99.3 Ohm 60 Ohm 250 Ohm None of these 70.7Ohm 99.3 Ohm 60 Ohm 250 Ohm None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is a free electron? 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 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 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements regarding ac circuits is correct? None of these Current and voltages are in phase through a resistor All of these Current lags the voltage through a resistor Current leads the voltage through a resistor None of these Current and voltages are in phase through a resistor All of these Current lags the voltage through a resistor Current leads the voltage through a resistor ANSWER DOWNLOAD EXAMIANS APP
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