Analog Electronics Which of following is not an essential element of a DC power supply? Filter. Voltage regulator. Voltage amplifier. Rectifier. Filter. Voltage regulator. Voltage amplifier. Rectifier. 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 %. 66.3 %. 52.8 %. 45.5 %. 34.3 %. 66.3 %. 52.8 %. 45.5 %. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The encapsulation of transistor is necessary for Preventing photo-emission effects Mechanical ruggedness Avoiding loss of free electrons Preventing radio interference Preventing photo-emission effects Mechanical ruggedness Avoiding loss of free electrons Preventing radio interference ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics In a normally biased npn transistor, the electrons in the emitter have enough energy to overcome the barrier potential of the collector - base junction. recombination path. base - emitter junction. base - collector junction. collector - base junction. recombination path. base - emitter junction. base - collector junction. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics Asource follower using an FET usually has a voltage gain which is Greater than +100 About -10 Slightly less than unity but positive Exactly unity but negative Greater than +100 About -10 Slightly less than unity but positive Exactly unity but negative ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics Voltage controlled oscillators are used commonly in Pulse Modulators Frequency Modulators Phase Clocked loops All the above Phase Clocked loops Frequency Modulators Pulse Modulators Frequency Modulators Phase Clocked loops All the above Phase Clocked loops Frequency Modulators ANSWER DOWNLOAD EXAMIANS APP
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