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Analog Electronics

Analog Electronics
If the base current is 100 mA and the current gain is 30, the emitter current is

 10 A.
 3 A.
  3.1 A.
 3.33 mA.

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Analog Electronics
In a nonlinear op-amp circuit, the

  feedback loop is never opened.
  opamp may saturate.
  output shape is the same as the input shape.
  opamp never saturates.

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Analog Electronics
Which of the following components are used for bias compensation in transistor circuit?

  Thermistor.
  Resistors.
  Both (A) and (C) above.
  Rectifier diodes.

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Analog Electronics
A common - mode signal is applied to

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

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Analog Electronics
Which of the following is not a sinusoidal oscillator?

 Crystal oscillator
 RC phase shift oscillator
 LC oscillator
 Relaxation oscillator

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Analog Electronics
A JFET has disadvantage of

  being noisy.
  having low input impedance.
  having small gain-bandwidth product.
  possessing positive temperature coefficient.

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