Analog Electronics When the current gain increases from 50 to 300 in an emitter-biased circuit, the collector current increases by a factor of 6. is zero. decreases by a factor of 6. remains almost the same. increases by a factor of 6. is zero. decreases by a factor of 6. remains almost the same. 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 =1.47 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 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 ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics In a JFET, if the gate voltage Vgs is made more negative, then channel conductivity decreases. channel electric current increases . depletion region decreases. channel conductivity increases. channel conductivity decreases. channel electric current increases . depletion region decreases. channel conductivity increases. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The gate controls all of them. the drain current. the width of the channel. the gate voltage. all of them. the drain current. the width of the channel. the gate voltage. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics Which of the following is a semiconductors material ? All the above Ge GaAs Si All the above Ge GaAs Si ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The silicon transistor are more widely used than germanium transistors because they have smaller depletion layer. they have larger electric current carrying capacity. they have smaller leakage current. they have better ability to dissipate heat. they have smaller depletion layer. they have larger electric current carrying capacity. they have smaller leakage current. they have better ability to dissipate heat. ANSWER DOWNLOAD EXAMIANS APP
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