Electronic Principles What form of energy is used for creating static electricity? Chemical energy Mechanical energy Solar energy Light energy None of these Chemical energy Mechanical energy Solar energy Light energy None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles How many protons does the nucleus of a silicon atom contain? 48 14 None of these 29 4 48 14 None of these 29 4 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? 68.4 mA None of these 24.2 mA 28.4 mA 34.4 mA 68.4 mA None of these 24.2 mA 28.4 mA 34.4 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A transformer has a primary voltage of 120 V rms and a secondary voltage of 25 V rms. If the secondary current is 1A rms, what is the primary current? None of these 7.8 mA 200 mA 300 mA 208 mA None of these 7.8 mA 200 mA 300 mA 208 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The net charge of a neutral copper atom is None of these -1 4 1 None of these -1 4 1 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles In an intrinsic semiconductor, the number of free electrons Impossible to say Is greater than the number of holes None of these Equals the number of holes Is less than the number of holes Impossible to say Is greater than the number of holes None of these Equals the number of holes Is less than the number of holes ANSWER DOWNLOAD EXAMIANS APP
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