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Analog Electronics

Analog Electronics
If the base supply voltage is disconnected, the collector-emitter voltage will equal

 0 V.
 6 V.
 10.5 V.
  collector supply voltage.

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Analog Electronics
Colpitts oscillator is also called as

All of these
 Resonant circuit oscillator
 Tank circuit oscillator
 LC oscillator

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Analog Electronics
A transistor has how many PN junctions?

 3.
 1.
 4.
  2.

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Analog Electronics
Class AB operation is often used in power large signal) amplifiers in order to

Overcome a crossover distortion
Get maximum efficiency
Remove even harmonics
Reducing collector dissipation

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Analog Electronics
The input signal for an instrumentation amplifier usually comes from

 a differential amplifier.
 an inverting amplifier.
 a Wheatstone bridge.
 a resistor.

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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.
  5 5 micro V.
  1 V.
  2 micro V.

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