Electronic Principles The number of free electrons and holes in intrinsic semiconductor increases when the temperature Decreases None of these Stays the same Increases 0oC Decreases None of these Stays the same Increases 0oC ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A certain electromagnet has 1000 turns of wire. How much current must flow through the coil in order to generate an mmf of 100 ampere-turns? 100 A None of these 0.1 A 0.41666666666667 1000 A 100 A None of these 0.1 A 0.41666666666667 1000 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A zener regulator has an input voltage from 15 to 20 V and a load current from 5 to 20 mA. If the zener voltage is 6.8 V, what value should the series resistor have? None of these 410 Ohm 550 Ohm 400 Ohm 310 Ohm None of these 410 Ohm 550 Ohm 400 Ohm 310 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements applies to common auto batteries? Auto batteries are secondary wet-cell batteries None of these Auto batteries are primary wet-cell batteries Auto batteries are secondary dry-cell batteries Auto batteries are primary dry-cell batteries Auto batteries are secondary wet-cell batteries None of these Auto batteries are primary wet-cell batteries Auto batteries are secondary dry-cell batteries Auto batteries are primary dry-cell batteries ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What form of energy is used to maintain an imbalance of charges between the terminals of a battery? Electronical energy Mechanical energy Solar energy None of these Chemical energy Electronical energy Mechanical energy Solar energy None of these Chemical energy ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The saturation point is approximately the same as cutoff point upper end of the load line None of these lower end of the load line infinity cutoff point upper end of the load line None of these lower end of the load line infinity ANSWER DOWNLOAD EXAMIANS APP
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