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 =1.33 x 1012 Hz & fβ = 1.47 x 1010 Hz fT =1.64 x 108 Hz & fβ = 1.47 x 1010 Hz fT =1.47 x 1010 Hz & fβ = 1.64 x 108 Hz fT =1.47 x 1010 Hz & fβ = 1.33 x 1012 Hz fT =1.33 x 1012 Hz & fβ = 1.47 x 1010 Hz fT =1.64 x 108 Hz & fβ = 1.47 x 1010 Hz fT =1.47 x 1010 Hz & fβ = 1.64 x 108 Hz fT =1.47 x 1010 Hz & fβ = 1.33 x 1012 Hz ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics Which of the following transistor configuration circuit is much less temperature dependent ? Common emitter. Common collector. Common base. None of these Common emitter. Common collector. Common base. 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 .................... No biased Reverse biased Forward biased None of these No biased Reverse biased Forward biased None of these ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics In CB configuration, the output V-I characteristics of a transistor are drawn by taking VCE versus IC for constant IE. VCB versus IB for constant IE. VCB versus IB for constant IE. VCB versus IC for constant IE. VCE versus IC for constant IE. VCB versus IB for constant IE. VCB versus IB for constant IE. VCB versus IC for constant IE. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The following are the necessary requirements of an oscillator Amplitude stability Frequency stability Both A and B Power stability Amplitude stability Frequency stability Both A and B Power stability ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics Which is the pair of acceptor elements ? Phosphorous and aluminium None of these Antimony and indium Gallium and boron Phosphorous and aluminium None of these Antimony and indium Gallium and boron ANSWER DOWNLOAD EXAMIANS APP
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