Electronic Principles A low-pass filter: None of these reduces the level of all frequencies by a significant amount has no effect on ac signals passes lower-frequency signals and reduces higher-frequency signals passes higher-frequency signals and reduces lower-frequency signals None of these reduces the level of all frequencies by a significant amount has no effect on ac signals passes lower-frequency signals and reduces higher-frequency signals passes higher-frequency signals and reduces lower-frequency signals ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The graph of current gain versus collector current indicates that the current gain varies enormously None of these is contant equals the collector current divided by the base current varies slightly varies enormously None of these is contant equals the collector current divided by the base current varies slightly ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The north pole of a magnet is the one: None of these that has its molecules arranged in a random pattern that would be attracted to the earth's north magnetic pole that would be repelled by the south pole of another magnet that would be attracted to the earth's south magnetic pole None of these that has its molecules arranged in a random pattern that would be attracted to the earth's north magnetic pole that would be repelled by the south pole of another magnet that would be attracted to the earth's south magnetic pole ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the power dissipation of a resistance that has 24 V dropped across it and 0.25 A flowing through it? 122 W None of these 64 W 6 W 3 W 122 W None of these 64 W 6 W 3 W ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Molecule is A atom that flows whenever there is an imbalance of electrical charges between two points None of these A atom that has an excessive number of electrons in its outer orbit The smallest particle of a substance that retains the properties of that substance A atom that has a shortage of electrons in its outer orbit A atom that flows whenever there is an imbalance of electrical charges between two points None of these A atom that has an excessive number of electrons in its outer orbit The smallest particle of a substance that retains the properties of that substance A atom that has a shortage of electrons in its outer orbit ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for the impedance of a series RC circuit? The impedance is greater than either the resistance or capacitive reactance but less than their sum The impedance is less than the sum of the resistance and capacitive reactance The impedance is equal to the sum of the resistance and capacitive reactance The impedance is greater than the sum of the resistance and capacitive reactance None of these The impedance is greater than either the resistance or capacitive reactance but less than their sum The impedance is less than the sum of the resistance and capacitive reactance The impedance is equal to the sum of the resistance and capacitive reactance The impedance is greater than the sum of the resistance and capacitive reactance None of these ANSWER DOWNLOAD EXAMIANS APP
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