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Analog Electronics

Analog Electronics
If the collector resistor is open, the collector voltage is

 unchanged.
  low.
 unknown.
 high.

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Analog Electronics
A zener diode

  has a barrier potential of 1 V.
  has a constant voltage in the breakdown region.
  is a battery.
  is forward biased.

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Analog Electronics
The 741 C has a unity - gain frequency of

  15 MHz.
  10 Hz.
  20 Hz.
  1 MHz.

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Analog Electronics
The current gain of a bipolar transistor drops at high frequencies because of

Transistor capacitances
High current effects in the base
The early effect
Parasitic inductive elements

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Analog Electronics
The knee voltage (cut in voltage) of silicon diode

  0.2 V.
  0.7 V.
  1.0 V.
  0.8 V.

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Analog Electronics
Which of following is the point of reference JFET?

  None of above.
  Source.
  Drain.
  Gate.

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MORE MCQ ON Analog Electronics

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