Electronic Principles A step-down transformer has turns ration of 5:1. If the primary voltage is 120 Vrms, what is the secondary voltage? 12 V 18 V 24 V None of these 30 V 12 V 18 V 24 V None of these 30 V 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? 175 mA 1.75 mA None of these 1750 mA 17.5 mA 175 mA 1.75 mA None of these 1750 mA 17.5 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A device that converts mechanical pressure to electrical energy is called a: None of these solar cell nicad cell photodiode piezoelectric device None of these solar cell nicad cell photodiode piezoelectric device ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If the current gain is 200 and the collector current is 100 mA, the base current is 0.5 mA 200 A None of these 0.083333333333333 2 mA 0.5 mA 200 A None of these 0.083333333333333 2 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles At room temperature a conductor has low many holes? many Only those produced by thermal energy Same number as free electrons less than the free electrons None of these many Only those produced by thermal energy Same number as free electrons less than the free electrons None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What kind of device is a diode? None of these Linear Bilateral Unipolar Nonlinear None of these Linear Bilateral Unipolar Nonlinear ANSWER DOWNLOAD EXAMIANS APP
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