Electronic Principles Current is The number of free electrons in an atom The force that causes electrons to flow The flow of charged particles through a material None of these An imbalance of electrical charges The number of free electrons in an atom The force that causes electrons to flow The flow of charged particles through a material None of these An imbalance of electrical charges ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for voltage in a parallel circuit? The total voltage is equal to the sum of the voltages across the individual branches in a parallel circuit The total voltage in a parallel circuit is equal to the average value of the individual voltages The total voltage of a parallel circuit is the same as the voltages across each branch The total voltage in a parallel circuit is always less than the value of the smallest voltage None of these The total voltage is equal to the sum of the voltages across the individual branches in a parallel circuit The total voltage in a parallel circuit is equal to the average value of the individual voltages The total voltage of a parallel circuit is the same as the voltages across each branch The total voltage in a parallel circuit is always less than the value of the smallest voltage None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose a step-down transformer has a turns ration of 5:1. If the secondary current is 1A rms, what is the primary-current? 0.2 A None of these 0.6 A 0.3 A 0.4 A 0.2 A None of these 0.6 A 0.3 A 0.4 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The rms value of a sine waveform is: None of these the time required to complete one full cycle the number of cycles completed in one second equal to 0.707 times the peak amplitude equal to 1.41 times the peak amplitude None of these the time required to complete one full cycle the number of cycles completed in one second equal to 0.707 times the peak amplitude equal to 1.41 times the peak amplitude ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following is most likely used for measuring the rate of electron flow? Ohmmeter Wattmeter Voltmeter Ammeter None of these Ohmmeter Wattmeter Voltmeter Ammeter None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When the collector current increases, what does the current gain do? increases decreases stays the same None of these any of the above increases decreases stays the same None of these any of the above ANSWER DOWNLOAD EXAMIANS APP
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