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Analog Electronics

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

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

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Analog Electronics
Thermal runaway is not possible in FET because as the temperature of FET increases

None of these
The drain current increases
The mobility decreases
The transconductance increases

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Analog Electronics
Silicon has

 four valence electrons.
 two valence electrons.
 none of above.
 eight valence electrons.

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Analog Electronics
The main advantage of CMOS is its

  high power rating.
  switching capability.
  low power consumption.
  small - signal operation.

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Analog Electronics
In MOSFET devices the N-channel type is better the P-channel type in the following respects

  it is TTL compatible.
  it has better noise immunity.
  it has better drive capability.
  it is faster.

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Analog Electronics
If a transistor operates at the middle of the load line, a decrease in the current gain will move the Q point

  down.
 up.
 nowhere.
 off the load line.

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