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Analog Electronics

Analog Electronics
Semiconductor Diode is used as

 an oscillator
 a modulator
 a rectifier
 an amplifier

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Analog Electronics
The Q-point in a voltage amplifier is selected in the middle of the active region because

  it gives distortions less output.
  it gives better stability.
  the biasing circuit then need less number of resistors.
  the circuit needs a small.

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Analog Electronics
A differential amplifier is invariably used in the i/p stage of all OP-amps.This is dome basically to provide the OP-amps with a very high

Open-loop gain
Slew rate
CMRR
Bandwidth

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Analog Electronics
The action of JFET in its equivalent circuit can best be represented as a

Current controlled voltage source
Voltage controlled voltage source
Current controlled Current source
voltage controlled current source

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Analog Electronics
The following are the necessary requirements of an oscillator

 Both A and B
 Amplitude stability
 Power stability
 Frequency stability

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Analog Electronics
Which is the conversion of current done by diode ?

 AC to DC
 DC to AC
None of these
 DC to DC

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