Electronic Principles What is one important thing transistors do? Amplify weak signals None of these Emit light Regulate voltage Rectify line voltage Amplify weak signals None of these Emit light Regulate voltage Rectify line voltage ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If N1/N2 = 2, and the primary voltage is 120 V, what is the secondary voltage? 0 V 60 V 36 V None of these 40 V 0 V 60 V 36 V None of these 40 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A current source has an internal resistance of 100 kW. What is the largest load resistance if the current source must appear stiff? None of these 10 k Ohm 20 k Ohm 2 k Ohm 1 k Ohm None of these 10 k Ohm 20 k Ohm 2 k Ohm 1 k Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Molecule is The smallest particle of a substance that retains the properties of that substance None of these A atom that has a shortage of electrons in its outer orbit A atom that has an excessive number of electrons in its outer orbit A atom that flows whenever there is an imbalance of electrical charges between two points The smallest particle of a substance that retains the properties of that substance None of these A atom that has a shortage of electrons in its outer orbit A atom that has an excessive number of electrons in its outer orbit A atom that flows whenever there is an imbalance of electrical charges between two points ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following devices is most often used for measuring opposition to current flow in a circuit? None of these Ammeter Ohmmeter Voltmeter Wattmeter None of these Ammeter Ohmmeter Voltmeter Wattmeter 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 175 mA 1.75 mA 1750 mA 17.5 mA None of these 175 mA 1.75 mA 1750 mA 17.5 mA ANSWER DOWNLOAD EXAMIANS APP
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