Analog Electronics An amplifier without feedback has a voltage gain of 50,input resistance os 1 KΩ & Output resistance of 2.5KΩ.The input resistance of the current shunt negative feedback amplifier using the above amplifier with a feedbacik factor of 0.2 is 1/5KΩ 11KΩ 1/11KΩ 5KΩ 1/5KΩ 11KΩ 1/11KΩ 5KΩ ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The most commonly used amplifier in sample & hold circuits is An inverting amplifier with a gain of 10 A unity gain non-inverting amplifier A unity gain inverting amplifier An inverting amplifiers with a gain of 100 An inverting amplifier with a gain of 10 A unity gain non-inverting amplifier A unity gain inverting amplifier An inverting amplifiers with a gain of 100 ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics An n- channel JFET has IDSS=2mA,and Vp=-4v.Its transconductance gm=in mA/V)for an applied gate to source voltage VGS=-2v is 0.5 0.75 1 0.25 0.5 0.75 1 0.25 ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics In a common emitter, unbypassed resister provides positive current feedback voltage shunt feedback negative voltage feedback current series feedback positive current feedback voltage shunt feedback negative voltage feedback current series feedback ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The current gain of a BJT is gm /rπ gm / r0 gm r0 gm rπ gm /rπ gm / r0 gm r0 gm rπ ANSWER DOWNLOAD EXAMIANS APP
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