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Analog Electronics

Analog Electronics
A 555 IC is used to produce

 byte
 clock
 counter
 register

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Analog Electronics
When the current gain increases from 50 to 300 in an emitter-biased circuit, the collector current

 decreases by a factor of 6.
 increases by a factor of 6.
  remains almost the same.
 is zero.

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Analog Electronics
The voltage gain of a loaded differential amp is

  smaller than the unloaded voltage gain.
  equal to RC / re.
  large than the unloaded voltage gain.
  impossible to determine.

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Analog Electronics
For a diode, reverse recovery time is defined as the time between the instant diode current becomes zero and the instant reverse recovery current decays to

 10% of reverse peak current.
 0.
  25% of reverse peak current.
 15% of reverse peak current.

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Analog Electronics
If the zener diode in a zener regulator is connected with the wrong polarity, the load voltage will be closest to

  14 V.
  18 V.
  0.7 V.
  10 V.

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Analog Electronics
A 741 C has

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

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MORE MCQ ON Analog Electronics

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