Electronic Principles Which one of the following devices is most often used for measuring electrical potential difference? Ohmmeter Ammeter Voltmeter Wattmeter None of these Ohmmeter Ammeter Voltmeter Wattmeter None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A farad is defined as the amount of capacitance necessary for: dissipating 1 W of power causing an ac phase shift greater than 90 degree None of these storing 1 V for 1 second changing the voltage on the plates at the rate of 1 V per second when 1 A of current is flowing dissipating 1 W of power causing an ac phase shift greater than 90 degree None of these storing 1 V for 1 second changing the voltage on the plates at the rate of 1 V per second when 1 A of current is flowing ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Waveforms are graphs that show: amplitude on the vertical axis and frequency on the horizontal axis the passage of time on the vertical axis and amplitude on the horizontal axis amplitude on the vertical axis and the passage of time on the horizontal axis frequency on the vertical axis and amplitude on the horizontal axis None of these amplitude on the vertical axis and frequency on the horizontal axis the passage of time on the vertical axis and amplitude on the horizontal axis amplitude on the vertical axis and the passage of time on the horizontal axis frequency on the vertical axis and amplitude on the horizontal axis None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the phase shift between total current and voltage in the circuit of a 100 ohm resistor connected in parallel with a capacitor that has a reactance of 100 ohm 45 degree None of these 75 degree 30 degree 180 degree 45 degree None of these 75 degree 30 degree 180 degree ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A real voltage source has Zero internal resistance Infinite internal resistance None of these A large internal resistance A small internal resistance Zero internal resistance Infinite internal resistance None of these A large internal resistance A small internal resistance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A zener regulator has an input voltage from 15 to 20 V and a load current from 5 to 20 mA. If the zener voltage is 6.8 V, what value should the series resistor have? 550 Ohm None of these 400 Ohm 410 Ohm 310 Ohm 550 Ohm None of these 400 Ohm 410 Ohm 310 Ohm ANSWER DOWNLOAD EXAMIANS APP