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Analog Electronics

Analog Electronics
Assume that diode D1, D2 in figure are ideal diodes. The value of current is mcq-diagram

 2 mA.
 0 mA.
 0.5 mA.
 1 mA.

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Analog Electronics
When P-type substance is connected with positive and N-type is connected with negative terminal then P-N junction diode is in ....................

 Forward biased
 No biased
None of these
 Reverse biased

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Analog Electronics
Barrier potential at the temperature (25°C) is 0.7 V, its value at 125°C is

  0.3 V.
  0.7 V.
  0.5 V.
  0.9 V.

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Analog Electronics
Silicon and Germanium are ________ elements.

 tetravalant
 pentavalant
 hexavalant
 trivalant

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Analog Electronics
The silicon transistor are more widely used than germanium transistors because

  they have smaller depletion layer.
  they have better ability to dissipate heat.
  they have smaller leakage current.
  they have larger electric current carrying capacity.

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Analog Electronics
The properties of JFET resemble those of

  PNP transistors.
  thermionic valves.
  UJT.
  NPN transistors.

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