Hamad Analog Electronics 03/01/2022 A. doping of base B. size of emitter C. rating of transistor D. temperature Related Mcqs: A constant current signal across a parallel RLC circuits gives an o/p of 1.4v at the signal frequency of 3.89KHZ and 4.1KHZ .At the frequency of 4KHZ,the o/p voltage will be___________?A. 1 v B. 2v C. 1.4v D. 2.8v... In deriving ac equivalent circuit for an amplifier circuit, we short circuit___________?A. all resistors B. all transistors C. all inductors D. all capacitors... Three identical amplifiers with each one having a voltage gain of 50,input resistance of 1KΩ & output resistance of 250 ,are cascaded.The open circuit voltage gain of combined amplifier is_________?A. 49dB B. 51dB C. 98dB D. 102dB... Negative feedback in an amplifier____________?A. Reduces gain B. Increase frequency &phase distortion C. Reduces bandwidth D. Increases noise... A differential amplifier has a differential gain of 20,000 . CMRR=80 dB. The common mode gain is given by________?A. 2 B. 1 C. 1/2 D. 0...
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