Electronic Principles The transistor has a collector current of 10 mA and a base current of 40 mA. What is the current gain of the transistor? 250 µA 0.25 µA None of these 350 µA 300 µA 250 µA 0.25 µA None of these 350 µA 300 µA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose a step-down transformer has a turns ration of 5:1. If the secondary current is 1A rms, what is the primary-current? 0.3 A 0.6 A 0.4 A 0.2 A None of these 0.3 A 0.6 A 0.4 A 0.2 A None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What form of energy is used for creating static electricity? Mechanical energy Chemical energy Solar energy Light energy None of these Mechanical energy Chemical energy Solar energy Light energy None of these 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 secondary dry-cell batteries Auto batteries are primary dry-cell batteries Auto batteries are primary wet-cell batteries Auto batteries are secondary wet-cell batteries None of these Auto batteries are secondary dry-cell batteries Auto batteries are primary dry-cell batteries Auto batteries are primary wet-cell batteries ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A flashlight battery has internal resistance of 1W. For what values of load resistance does the flashlight battery appear stiff? 50 Ohm 100 Ohm or more None of these 10 Ohm 60 Ohm 50 Ohm 100 Ohm or more None of these 10 Ohm 60 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When the collector current increases, what does the current gain do? stays the same increases any of the above None of these decreases stays the same increases any of the above None of these decreases ANSWER DOWNLOAD EXAMIANS APP
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