Electronic Principles What is the turns ratio for the transformer specified in the above question? 1.5 None of these 10.738 0.575 0.707 1.5 None of these 10.738 0.575 0.707 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements most accurately reflects the nature of ac power? None of these The current in an ac circuit flows in one direction, but changes value periodically The current in an ac circuit changes direction periodically The current in an ac circuit flows in one direction at a steady level The current in an ac circuit flows in two directions at the same time None of these The current in an ac circuit flows in one direction, but changes value periodically The current in an ac circuit changes direction periodically The current in an ac circuit flows in one direction at a steady level The current in an ac circuit flows in two directions at the same time ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The rotating coil of wire in an electric motor is called the: commutator None of these armature loop brush commutator None of these armature loop brush 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 E = PR E = I2R None of these I = ER I = E/R E = PR E = I2R None of these I = ER ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following principles best describes the basic operation of a generator? Current flowing through a conductor generates a magnetic field None of these Like magnetic poles attract; unlike poles repel Current is induced in a conductor that is moving through a magnetic field Like magnetic poles repel; unlike poles attract Current flowing through a conductor generates a magnetic field None of these Like magnetic poles attract; unlike poles repel Current is induced in a conductor that is moving through a magnetic field Like magnetic poles repel; unlike poles attract ANSWER DOWNLOAD EXAMIANS APP
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 longer the period of a waveform, the lower its frequency The higher the amplitude of a waveform, the higher its frequency The actual frequency of a sine waveform is 1.41 times the working frequency Unless specified otherwise, the frequency of a waveform is assumed to be 60 Hz None of these The longer the period of a waveform, the lower its frequency The higher the amplitude of a waveform, the higher its frequency The actual frequency of a sine waveform is 1.41 times the working frequency ANSWER DOWNLOAD EXAMIANS APP