Analog Electronics The voltage divider biasing circuit is used in amplifiers quite often because it makes the operating point almost independent of β. reduces the DC base electric current. reduces the cost of the circuit. limits the AC signal going to base. makes the operating point almost independent of β. reduces the DC base electric current. reduces the cost of the circuit. limits the AC signal going to base. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics When Semiconductor materials is heated its resistance decreases increases remains constant None of these decreases increases remains constant None of these 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 %. 66.3 %. 52.8 %. 34.3 %. 45.5 %. 66.3 %. 52.8 %. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics In a properly biased NPN transistor most of the electrons from the emitter recombine with holes in the base . pass through the base to the collector. are stopped by the junction barrier. recombine in the emitter its self. recombine with holes in the base . pass through the base to the collector. are stopped by the junction barrier. recombine in the emitter its self. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics Single phase, 230 V, 1 KW heater is connected acrose single phase 230 V, 50 Hz supply through a diode. The power delivered to the heater element 1000 W. None of above. 500 W. 100 W. 1000 W. None of above. 500 W. 100 W. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The feedback factor of a Wien bridge oscillator using Op-Amp is 1/4 1 1/2 1/3 1/4 1 1/2 1/3 ANSWER DOWNLOAD EXAMIANS APP
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