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Analog Electronics

Analog Electronics
Which process is used for adding impurity into a pure semiconductor material ?

 Insulating
None of these
 Doping
 Conducting

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Analog Electronics
Under normal reverse bias voltage applied to diode, the reverse electric current in Si diode

  none of them.
  100 mA.
  order of micro A.
  1000 micro A.

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Analog Electronics
When Semiconductor materials is heated its resistance

None of these
 remains constant
 decreases
 increases

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Analog Electronics
MOSFET can be used as a

Current controlled inductor
Voltage controlled capacitor
Voltage controlled inductors
Current controlled capacitor

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Analog Electronics
Depletion region of a p-n junction is formed

 During Reverse bias
 During Forward bias
 During Heating
 During Manufacturing

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Analog Electronics
An opamp has a voltage gain of 200,000. If the output voltage is 1 V, the input voltage is

  2 micro V.
  1 V.
  5 5 micro V.
  10 V.

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