Electronic Principles When applying a square waveform to a capacitor, the circuit tends to: None of these round off both the voltage and current waveforms peak the voltage and round off the current waveforms peak the current and round off the voltage waveforms peak both the voltage and current waveforms None of these round off both the voltage and current waveforms peak the voltage and round off the current waveforms peak the current and round off the voltage waveforms peak both the voltage and current waveforms ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose the peak value of a sinusoidal voltage is 50 V. What is the rms value? 37.4 V 35.4 V 38.74 V 30.4 V None of these 37.4 V 35.4 V 38.74 V 30.4 V None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The primary impedance of a transformer is 60 ohm and the secondary impedance is 120 ohm. What is the impedance ratio? 4 None of these 0.25 180 0.5 4 None of these 0.25 180 0.5 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles In a transistor operates at the middle of the load line, an increase in the base resistance will move the Q point None of these nowhere down off the load line up None of these nowhere down off the load line up ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A transformer has a primary voltage of 120 V rms and a secondary voltage of 25 V rms. If the secondary current is 1A rms, what is the primary current? 200 mA 208 mA None of these 7.8 mA 300 mA 200 mA 208 mA None of these 7.8 mA 300 mA 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? There is no valid comparison Permeability Reluctance Permeance Retentivity There is no valid comparison Permeability Reluctance Permeance Retentivity ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS