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Analog Electronics

Analog Electronics
The base-emitter voltage of the second approximation is

 0.3 V.
 1 V.
  0.7 V.
 0 V.

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Analog Electronics
A 741 C has

  a voltage gain of 100,000.
  an output impedance of 75 Ω.
All of these
  an input impedance of 2 MΩ.

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Analog Electronics
The softness factor for soft recovery and fast recovery diodes are respectively

 1, >1.
 1, 1.
  1,

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Analog Electronics
What is the range of energy band gap of semiconductors ?

 10-15 ev
 14-15 ev
 1-3 ev
 0 ev

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Analog Electronics
Class B amplifier is biased

None of these
 nearly twice cut-off.
 at midpoint of load line.
 just at cut-off.

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Analog Electronics
Assume that diode D1, D2 in figure are ideal diodes. The value of current is mcq-diagram

 1 mA.
 0.5 mA.
 2 mA.
 0 mA.

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