Electronic Principles Most AC power is obtained from: batteries lightning None of these generators oscillators batteries lightning None of these generators oscillators ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The period of a waveform is: the time required to complete one full cycle None of these the time required for the voltage to rise from 10% to 90% of the peak amplitude equal to 0.707 times the peak amplitude the number of cycles completed in one second the time required to complete one full cycle None of these the time required for the voltage to rise from 10% to 90% of the peak amplitude equal to 0.707 times the peak amplitude the number of cycles completed in one second ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the phase shift between total current and voltage, if 100 ohm resistor connected in parallel with an inductor that has a reactance of 200W? None of these 180 degree 26.6 degree 90 degree 0 degree None of these 180 degree 26.6 degree 90 degree 0 degree ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The value of a capacitor can be made larger by: increasing the voltage applied to the plates decreasing the area of the plates None of these increasing the frequency of the applied voltage increasing the area of the plates increasing the voltage applied to the plates decreasing the area of the plates None of these increasing the frequency of the applied voltage increasing the area of the plates ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following devices is most often used for measuring electrical potential difference? Ammeter Wattmeter Voltmeter Ohmmeter None of these Ammeter Wattmeter Voltmeter Ohmmeter None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The transistor has a current gain of 175. If the base current is 0.1 mA, what is the collector current? None of these 17.5 mA 175 mA 1750 mA 1.75 mA None of these 17.5 mA 175 mA 1750 mA 1.75 mA ANSWER DOWNLOAD EXAMIANS APP
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