Analog Electronics
An emitter follower has a voltage gain that is

 greater than one.
 zero.
  approximately equal to one.
 much less than one.

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Analog Electronics
In a transistor amplifier, the reverse saturation electric current ICO

  double for every 1° rise in temperature.
  double for every 5° rise in temperature.
  double for every 10° rise in temperature.
  increase linearly with the temperature.

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Analog Electronics
In an OP-amp differentiator

Output occurs when input is finite and constant
The amplitude of output is proportional to rate of change of input
The amplitude of output is proportional to input
Polarity of input and output is the same

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