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Analog Electronics

Analog Electronics
Semiconductor Diode is used as

 a modulator
 a rectifier
 an oscillator
 an amplifier

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Analog Electronics
A common - mode signal is applied to

  both inputs.
  the non - inverting input.
  the inverting input.
  the top of the tail resistor.

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Analog Electronics
Under normal reverse bias voltage applied to diode, the reverse electric current in Si diode

  1000 micro A.
  100 mA.
  none of them.
  order of micro A.

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Analog Electronics
The following are the necessary requirements of an oscillator

 Amplitude stability
 Power stability
 Both A and B
 Frequency stability

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Analog Electronics
The common - mode rejection ratio is

  as high as possible.
  equal to the common-mode voltage gain.
  very low.
  equal to the voltage gain.

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Analog Electronics
The emitter electric current in a junction with normal bias

  is almost equal to the base current.
  is equal to the sum of IB and IC.
  changes greatly by a small changes in collector bias voltage.
  is equal to ICBO.

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