Analog Electronics In a common emitter, unbypassed resister provides voltage shunt feedback negative voltage feedback current series feedback positive current feedback voltage shunt feedback negative voltage feedback current series feedback positive current feedback ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics Which material behave like perfect insulators at low temperatures & conductor at higher temperature ? Si Ge All the above GaAs Si Ge All the above GaAs ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics An npn BJT has gm=38mA/v, cµ =10¯14 F, cπ =10¯13F and DC current gain β0=90.For this transistor fT & fβ are fT =1.64 x 108 Hz & fβ = 1.47 x 1010 Hz fT =1.33 x 1012 Hz & fβ = 1.47 x 1010 Hz fT =1.47 x 1010 Hz & fβ = 1.33 x 1012 Hz fT =1.47 x 1010 Hz & fβ = 1.64 x 108 Hz fT =1.64 x 108 Hz & fβ = 1.47 x 1010 Hz fT =1.33 x 1012 Hz & fβ = 1.47 x 1010 Hz fT =1.47 x 1010 Hz & fβ = 1.33 x 1012 Hz fT =1.47 x 1010 Hz & fβ = 1.64 x 108 Hz ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics Increasing the collector supply voltage will increase emitter current. collector current. None of these base current. emitter current. collector current. None of these base current. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics Which of the following statements is false? Push pull signals are equal and opposite in phase All of these Class AB operation cannot be used for a push pull audio power output phase A push pull output transformer has a centre-tapped primary Push pull signals are equal and opposite in phase All of these Class AB operation cannot be used for a push pull audio power output phase A push pull output transformer has a centre-tapped primary ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics In a bipolar junction transistor the base region is made very thin so that base can be easily fabricated. base can be easily biased. electric field gradient in base is high. recombination in base region is minimum. base can be easily fabricated. base can be easily biased. electric field gradient in base is high. recombination in base region is minimum. ANSWER DOWNLOAD EXAMIANS APP
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