Electronic Principles What is one important thing transistors do? Rectify line voltage Emit light Amplify weak signals None of these Regulate voltage Rectify line voltage Emit light Amplify weak signals None of these Regulate voltage ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Inductive reactance is measured in units of: None of these volts per second amperes per second Ohm henrys None of these volts per second amperes per second Ohm henrys ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is a free electron? An electron that costs nothing An electron that has twice the amount of charge of a normal electron An electron that has been freed from its parent atom None of these An electron that has no electrical charge An electron that costs nothing An electron that has twice the amount of charge of a normal electron An electron that has been freed from its parent atom None of these An electron that has no electrical charge ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the impedance of a circuit composed of a 100 ohm resistor connected in parallel with an inductor that has a reactance of 200 W? 89.3 ohm 88.8 ohm None of these 77.7 ohm 224 ohm 89.3 ohm 88.8 ohm None of these 77.7 ohm 224 ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The emitter diode is usually Reverse-biased Nonconducting Operating in the breakdwon region Forward-biased None of these Reverse-biased Nonconducting Operating in the breakdwon region Forward-biased None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles In a step-down transformer, which is larger? Neither None of these Impossible to say Secondary voltage Primary voltage Neither None of these Impossible to say Secondary voltage Primary voltage ANSWER DOWNLOAD EXAMIANS APP