Analog Electronics Three identical amplifiers with each one having a voltage gain of 50,input resistance of 1KΩ & output resistance of 250, are cascaded. The open circuit voltage gain of combined amplifier is 102dB 98dB 49dB 51dB 102dB 98dB 49dB 51dB ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics If the series resistance increases in an unloaded zener regulator, the zener current increases. stays the same. equals the voltage divided by the resistance. decreases. increases. stays the same. equals the voltage divided by the resistance. decreases. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The transition capacitance of a reverse biased pn junction having uniform doping on both sides, varies with junction voltage ( VB ) as 1 / VB. ( VB )2. ( VB )- 1 / 2. VB. 1 / VB. ( VB )2. ( VB )- 1 / 2. VB. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The electric current ICBO flows in the emitter and collector leads. none of them. collector and base leads. emitter and base leads. emitter and collector leads. none of them. collector and base leads. emitter and base leads. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The resistance of pn junction when it is forward biased in the order of Ohm None of these Mega Ohm Kilo Ohm Ohm None of these Mega Ohm Kilo Ohm ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics Which types of device is the diode ? Conductor Semiconductor None of these Insulator Conductor Semiconductor None of these Insulator ANSWER DOWNLOAD EXAMIANS APP
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