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ANALOG ELECTRONICS

Analog Electronics
The conduction loss verses device current characteristics of power MOSFET in best approximately by

 a parabola.
 an exponentially decaying function.
 a straight line.
 a rectangular hyperbola.

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Analog Electronics
Which of the following cannot actually move?

 Ions
 Electrons
 All the above
 Holes

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Analog Electronics
Which material behave like perfect insulators at low temperatures & conductor at higher temperature ?

 Si
 GaAs
 Ge
 All the above

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Analog Electronics
Which of the following is a semiconductors material ?

 GaAs
 All the above
 Ge
 Si

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Analog Electronics
A LED produces light when

  unbiased.
  reverse biased.
  forward biased.
None of these

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