Analog Electronics
In a MOSFET, the polarity of the inversion layer is the same as that of the

  majority carries in the source .
  majority carries in the substrate.
  charge on the gate electrode.
  minority carriers in the drain .

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

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

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Analog Electronics
In an OP-amp differentiator

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

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Analog Electronics
The magnitude of electric current ICBO

  depends largely upon the emitter doping.
  is generally greater in silicon than in germanium transistor.
  depends largely upon emitter-base junction base potential.
  increases with the increase in temperature.

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