Electronic Principles Which one of the following statements most accurately applies to the frequency of a waveform? Unless specified otherwise, the frequency of a waveform is assumed to be 60 Hz None of these The actual frequency of a sine waveform is 1.41 times the working frequency The higher the amplitude of a waveform, the higher its frequency The longer the period of a waveform, the lower its frequency Unless specified otherwise, the frequency of a waveform is assumed to be 60 Hz None of these The actual frequency of a sine waveform is 1.41 times the working frequency The higher the amplitude of a waveform, the higher its frequency The longer the period of a waveform, the lower its frequency ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating frequency of an inductive circuit: doubles the amount of inductive reactance None of these cuts the inductive reactance in half has no effect on the inductive reactance multiplies the inductive reactance by 6.28 doubles the amount of inductive reactance None of these cuts the inductive reactance in half has no effect on the inductive reactance multiplies the inductive reactance by 6.28 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is one important thing transistors do? Regulate voltage None of these Rectify line voltage Emit light Amplify weak signals Regulate voltage None of these Rectify line voltage Emit light Amplify weak signals ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following equations most directly determines the amount of current flowing through a resistor when you know the value of the resistor and the voltage drop across it? I = E/R I = ER E = I2R None of these E = PR I = E/R I = ER E = I2R None of these E = PR ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A battery is a device composed of one or more: solar cells voltage generators None of these piezoeletric cells chemical cells solar cells voltage generators None of these piezoeletric cells chemical cells ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following properties of a magnetic circuit can be directly compared to resistance in an electrical circuit? Retentivity There is no valid comparison Permeance Reluctance Permeability Retentivity There is no valid comparison Permeance Reluctance Permeability ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS