Electronic Principles A certain power transformer has a turns ratio of 5. What voltage can you expect at the secondary winding when you apply 120 V to the primary winding? 0.4 V 24 V 600 V 4.73 None of these 0.4 V 24 V 600 V 4.73 None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A circuit has two different voltage sources that are connected in a series-opposing form. If the sources are rated at 6 V and 9 V, what is the total source voltage? 16 V 7.5 V None of these 3 V 8 V 16 V 7.5 V None of these 3 V 8 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A farad is defined as the amount of capacitance necessary for: 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 storing 1 V for 1 second None of these 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 storing 1 V for 1 second None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A transistor has a current gain of 125 and a base current of 30 µA. What is the collector current? 0.05 mA 3.75 mA 3.2 mA None of these 13 mA 0.05 mA 3.75 mA 3.2 mA None of these 13 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following kinds of materials has the highest permeability? A diamagnetic material None of these All of these A paramagnetic material A ferromagnetic material A diamagnetic material None of these All of these A paramagnetic material A ferromagnetic material ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The basic unit of measurement for resistance is the: None of these watt volt ohm ampere None of these watt volt ohm ampere ANSWER DOWNLOAD EXAMIANS APP
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