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Analog Electronics

Analog Electronics
A depletion MOSFET differs from a JFET in the sense that it has no

  channel.
  substrate.
  gate.
  p - n junction.

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

 All the above
 Si
 Ge
 GaAs

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Analog Electronics
The main factor which makes a MOSFET likely to breakdown during the normal handling

  high input resistance.
  both (A) and (C).
  high leakage current.
  very low gate capacitance.

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Analog Electronics
The output voltage of an emitter follower is across the

 DC collector resistor.
 emitter diode and external AC emitter resistance.
  load resistor.
 emitter diode.

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Analog Electronics
When the diode is forward biased, it is equivalent to

  an off switch.
  an on switch.
  a high resistance.
None of these

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Analog Electronics
When will be the P-N junction is formed ?

None of these
 Two opposite doped materials
 In reverse biased region
 In depletion region

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