Analog Electronics Which impurity is added into semiconductor to increase its conductivity ? intrinsic extrinsic None of these doping intrinsic extrinsic None of these doping 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 =1.47 x 1010 Hz & fβ = 1.33 x 1012 Hz fT =1.47 x 1010 Hz & fβ = 1.64 x 108 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 = 1.33 x 1012 Hz fT =1.47 x 1010 Hz & fβ = 1.64 x 108 Hz fT =1.33 x 1012 Hz & fβ = 1.47 x 1010 Hz ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics In a JFET, if the gate voltage Vgs is made more negative, then channel conductivity increases. channel conductivity decreases. depletion region decreases. channel electric current increases . channel conductivity increases. channel conductivity decreases. depletion region decreases. channel electric current increases . ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics An opamp has a voltage gain of 200,000. If the output voltage is 1 V, the input voltage is 5 5 micro V. 1 V. 10 V. 2 micro V. 5 5 micro V. 1 V. 10 V. 2 micro V. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics Silicon and Germanium are ________ elements. trivalant tetravalant pentavalant hexavalant trivalant tetravalant pentavalant hexavalant ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics What is the input impedance of a common-gate configured JFET? Very low. Very high. High. Low. Very low. Very high. High. Low. ANSWER DOWNLOAD EXAMIANS APP
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