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? 45.5 %. 66.3 %. 52.8 %. 34.3 %. 45.5 %. 66.3 %. 52.8 %. 34.3 %. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics Which of the following is not a sinusoidal oscillator? Crystal oscillator LC oscillator RC phase shift oscillator Relaxation oscillator Crystal oscillator LC oscillator RC phase shift oscillator Relaxation oscillator ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics Thermal runaway is not possible in FET because as the temperature of FET increases None of these The transconductance increases The mobility decreases The drain current increases None of these The transconductance increases The mobility decreases The drain current increases ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics What is the charge of mobile charge carriers of holes ? No charged Negatively charged Positively charged None of these No charged Negatively charged Positively charged None of these ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics In CB configuration, the output V-I characteristics of a transistor are drawn by taking VCB versus IC for constant IE. VCB versus IB for constant IE. VCB versus IB for constant IE. VCE versus IC for constant IE. VCB versus IC for constant IE. VCB versus IB for constant IE. VCB versus IB for constant IE. VCE versus IC for constant IE. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics When the source voltage increases in a zener regulator, which of these electric current remain approximately constant ? Series current. None of these. Zener current. Load current. Series current. None of these. Zener current. Load current. ANSWER DOWNLOAD EXAMIANS APP
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