Analog Electronics Why holes are not created in a metal ? The conduction band and valance band are overlapped The forbidden band is missing Both 1 & 2 None of these The conduction band and valance band are overlapped The forbidden band is missing Both 1 & 2 None of these ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics When P-type substance is connected with negative and n-type is connected with positive terminal of the battery then P-n junction diode is in .................... Forward biased No biased None of these Reverse biased Forward biased No biased None of these Reverse biased ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics For a JEFT, when VDS is increased beyond the pinch-off voltage, the drain electric current decreases. increased. first increase and then decreased. remains constant. decreases. increased. first increase and then decreased. remains constant. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The current gain of a bipolar transistor drops at high frequencies because of Transistor capacitances The early effect High current effects in the base Parasitic inductive elements Transistor capacitances The early effect High current effects in the base Parasitic inductive elements ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics In an OP-amp differentiator Polarity of input and output is the same The amplitude of output is proportional to input The amplitude of output is proportional to rate of change of input Output occurs when input is finite and constant Polarity of input and output is the same The amplitude of output is proportional to input The amplitude of output is proportional to rate of change of input Output occurs when input is finite and constant ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The voltage gain of a loaded differential amp is large than the unloaded voltage gain. smaller than the unloaded voltage gain. impossible to determine. equal to RC / re. large than the unloaded voltage gain. smaller than the unloaded voltage gain. impossible to determine. equal to RC / re. ANSWER DOWNLOAD EXAMIANS APP
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