Electronic Principles A device that converts thermal energy to electrical energy is called a: None of these thermocouple chemical cell piezoelectric devices solar cell None of these thermocouple chemical cell piezoelectric devices solar cell ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The rms value of a sine waveform is: the number of cycles completed in one second equal to 0.707 times the peak amplitude the time required to complete one full cycle equal to 1.41 times the peak amplitude None of these the number of cycles completed in one second equal to 0.707 times the peak amplitude the time required to complete one full cycle equal to 1.41 times the peak amplitude None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The secondary voltage for a certain power transformer is twice the voltage applied to the primary. The current flowing in the secondary winding will be: Same as the primary current No more than 10% less than the primary current Twice the primary current None of these One-half the primary current Same as the primary current No more than 10% less than the primary current Twice the primary current None of these One-half the primary current 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? Permeance Permeability Retentivity Reluctance There is no valid comparison Permeance Permeability Retentivity Reluctance There is no valid comparison ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What are the main parts of an atom? Electrons, protons, and ions Protons only Electrons, protons, and neutrons Electrons, ions, and neutrons None of these Electrons, protons, and ions Protons only Electrons, protons, and neutrons Electrons, ions, and neutrons None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When applying a square waveform to a capacitor, the circuit tends to: round off both the voltage and current waveforms peak the current and round off the voltage waveforms None of these peak the voltage and round off the current waveforms peak both the voltage and current waveforms round off both the voltage and current waveforms peak the current and round off the voltage waveforms None of these peak the voltage and round off the current waveforms peak both the voltage and current waveforms ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS