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Analog Electronics

Analog Electronics
A 555 IC is used to produce

 counter
 clock
 register
 byte

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Analog Electronics
When testing an npn transistor using an ohmmeter, the collector-emitter resistance will be low when

 the transistor is normal.
 the emitter is positive in respect to the collector.
 the collector is positive in respect to the emitter.
  the transistor is defective.

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Analog Electronics
If the load resistance increases in a zener regulator, the zener current

  equals the source voltage divided by series resistance.
  Increases.
  decreases.
  stays the same.

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

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

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Analog Electronics
An opamp has a voltage gain of 200,000. If the output voltage is 1 V, the input voltage is

  10 V.
  1 V.
  2 micro V.
  5 5 micro V.

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Analog Electronics
When the base resistor increases, the collector voltage will probably

 decrease.
  increase.
All of these
 stay the same.

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MORE MCQ ON Analog Electronics

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