Electronic Principles How may valence electrons does a silicon atom have? 2 1 None of these 4 2 1 None of these 4 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Assuming 100% efficiency, what is the power being consumed at the secondary winding of the transformer described in question 91? 100 W 20 W None of these 1000 W 200 W 100 W 20 W None of these 1000 W 200 W ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What form of energy is used to maintain an imbalance of charges between the terminals of a battery? Solar energy None of these Chemical energy Mechanical energy Electronical energy Solar energy None of these Chemical energy Mechanical energy Electronical energy ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles How much current flows through a 0.02 micro F capacitor that is operating from a 12-V ac, 100-Hz source? 2.02 A 0.151 mA None of these 0.995 mA 157 raA 2.02 A 0.151 mA None of these 0.995 mA 157 raA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total capacitive reactance of a parallel capacitor circuit is: equal to the source voltage divided by total current equal to the sum of the individual capacitive-reactance values less than the capacitance value of the smallest capacitor None of these equal to the sum of the individual capacitance values equal to the source voltage divided by total current equal to the sum of the individual capacitive-reactance values less than the capacitance value of the smallest capacitor None of these equal to the sum of the individual capacitance values 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? 12 V 30 V 24 V 18 V None of these 12 V 30 V 24 V 18 V None of these ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS