Electronic Principles How many types of flow are there in a semiconductor? 3 2 1 None of these 3 2 1 None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles An unloaded zener regulator has a source voltage of 20 V, a series resistance of 330 W, and a zener voltage of 12 V, What is the Zener current? None of these 34.4 mA 24.2 mA 28.4 mA 68.4 mA None of these 34.4 mA 24.2 mA 28.4 mA 68.4 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The voltage across a 1N4001 is 0.93V when the current is 1A. What is the power dissipation of the diode for these values? 9.3 W None of these 0.041666666666667 0.93 W 0.93 V 9.3 W None of these 0.041666666666667 0.93 W 0.93 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A step-down transformer has turns ration of 5:1. If the primary voltage is 120 Vrms, what is the secondary voltage? 18 V 30 V None of these 24 V 12 V 18 V 30 V None of these 24 V 12 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If N1/N2 = 2, and the primary voltage is 120 V, what is the secondary voltage? 60 V None of these 36 V 0 V 40 V 60 V None of these 36 V 0 V 40 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating frequency of a purely capacitive circuit: has no effect on the total circuit current thrice the amount of total current None of these doubles the amount of total current cuts the total current by one-half has no effect on the total circuit current thrice the amount of total current None of these doubles the amount of total current cuts the total current by one-half ANSWER DOWNLOAD EXAMIANS APP
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