Analog Electronics When the current gain increases from 50 to 300 in an emitter-biased circuit, the collector current remains almost the same. is zero. increases by a factor of 6. decreases by a factor of 6. remains almost the same. is zero. increases by a factor of 6. decreases by a factor of 6. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The number of valence electrons in silicon atom are : 4 1 3 2 4 1 3 2 ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics Which of the following statements is false? All of these A push pull output transformer has a centre-tapped primary Push pull signals are equal and opposite in phase Class AB operation cannot be used for a push pull audio power output phase All of these A push pull output transformer has a centre-tapped primary Push pull signals are equal and opposite in phase Class AB operation cannot be used for a push pull audio power output phase ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics A zener diode voltage regulator has load requirement of 12 V and 2 Amp. The zener diode's minimum current requirement is 0.2 A. The minimum voltage at input is 24 V. What is maximum efficiency of circuit? 34.3 %. 45.5 %. 52.8 %. 66.3 %. 34.3 %. 45.5 %. 52.8 %. 66.3 %. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics In a properly biased NPN transistor most of the electrons from the emitter are stopped by the junction barrier. pass through the base to the collector. recombine with holes in the base . recombine in the emitter its self. are stopped by the junction barrier. pass through the base to the collector. recombine with holes in the base . recombine in the emitter its self. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The voltage across the zener resistance is usually large. small. subtracted from the breakdown voltage. measured in volts. large. small. subtracted from the breakdown voltage. measured in volts. ANSWER DOWNLOAD EXAMIANS APP
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