input-resistance
GATE Electronics & Communication · BJT Amplifiers · 1994-2025
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All concepts →Which of the following statements is/are TRUE with respect to an ideal opamp?
Which of the following statements is/are TRUE with respect to ideal MOSFET-based DCcoupled single-stage amplifiers having finite load resistors?
The desirable characteristics of a transconductance amplifier are
In a transconductance amplifier , it is desirable to have
The effect of current shunt feedback in an amplifier is to
A bipolar transistor is operating in the active region with a collector current of 1mA. Assuming that the 'β' of the transistor is 100 and the transconductance (g m ) and the input...
An amplifier without feedback has a voltage gain of 50, input Resistance of 1 k$$\Omega $$ and output Resistance of 2.5 k$$\Omega $$ . The input Resistance of the current-shunt neg...
In a negative feedback amplifier using voltage - Series (i.e., voltage - sampling, series mixing) feedback
The ideal Op-Amp has the following characteristics.
A common emitter transistor amplifier has a collector current of 1.0 mA when its base current is 25 $$\mu$$A at the room temperature. It's input resistance is approximately equal t...