Analog Electronics The following relationship between α and β are correct except 1 - α = 1 / (1 + β). α = β / (1 - β). α = β / (1 + β). β = α / (1 - α). 1 - α = 1 / (1 + β). α = β / (1 - β). α = β / (1 + β). β = α / (1 - α). ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The voltage follower has a closed - loop bandwidth of zero. large closed - loop output impedance. closed - loop voltage gain of unity. small open - loop voltage gain. closed - loop bandwidth of zero. large closed - loop output impedance. closed - loop voltage gain of unity. small open - loop voltage gain. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics When pn junction is reverse biased the witdh of depletion layer increases it offers a very high resistance a small current flows through it because of minority carriers All of these the witdh of depletion layer increases it offers a very high resistance a small current flows through it because of minority carriers All of these ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics A constant current signal across a parallel RLC circuits gives an o/p of 1.4v at the signal frequency of 3.89KHZ and 4.1KHZ. At the frequency of 4KHZ,the o/p voltage will be 1v 2v 1.4v 2.8v 1v 2v 1.4v 2.8v ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics Generally, the gain of a transistor amplifier falls at high frequencies due to the Internal Capacitance of the device Coupling capacitor at the output Skin effect Coupling capacitor at the input Internal Capacitance of the device Coupling capacitor at the output Skin effect Coupling capacitor at the input ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics When the current gain increases from 50 to 300 in an emitter-biased circuit, the collector current is zero. remains almost the same. decreases by a factor of 6. increases by a factor of 6. is zero. remains almost the same. decreases by a factor of 6. increases by a factor of 6. ANSWER DOWNLOAD EXAMIANS APP
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