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 =1.47 x 1010 Hz & fβ = 1.64 x 108 Hz fT =1.47 x 1010 Hz & fβ = 1.33 x 1012 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 = 1.64 x 108 Hz fT =1.47 x 1010 Hz & fβ = 1.33 x 1012 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 ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The number of valence electrons in silicon atom are : 1 2 4 3 1 2 4 3 ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics When pn junction is reverse biased a small current flows through it because of minority carriers it offers a very high resistance the witdh of depletion layer increases All of these a small current flows through it because of minority carriers it offers a very high resistance the witdh of depletion layer increases All of these ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics When a junction diode is Reverse Biased then diode acts like ....................... Short switch An open switch None of these Close switch Short switch An open switch None of these Close switch ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics In MOSFET devices the N-channel type is better the P-channel type in the following respects it has better noise immunity. it is faster. it is TTL compatible. it has better drive capability. it has better noise immunity. it is faster. it is TTL compatible. it has better drive capability. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The CE amplifier circuit are preferred over CB amplifier circuit because they have larger amplification factor. high input resistance and low output resistance. lower amplification factor. none of these. larger amplification factor. high input resistance and low output resistance. lower amplification factor. none of these. ANSWER DOWNLOAD EXAMIANS APP
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