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Analog Electronics

Analog Electronics
Acceptors impurities are of ________ material

 solid
 n-type
 p-type
 Both A and B

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Analog Electronics
The voltage follower has a

  small open - loop voltage gain.
  large closed - loop output impedance.
  closed - loop bandwidth of zero.
  closed - loop voltage gain of unity.

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Analog Electronics
How many terminal are present in diode device ?

 Four-terminal
 Two-terminal
 One-terminal
 Three-terminal

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Analog Electronics
In a zener diode shunt voltage regulator, the diode regulates so long as it is kept in ______________________ condition.

  loaded.
  unloaded.
  forward.
  reverse.

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Analog Electronics
The current gain of a pnp transistor is

 the collector current divided by the emitter current.
 near zero.
 the negative of the npn current gain.
 the ratio of collector current to emitter current.

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Analog Electronics
The per unit impedance of a synchorous machine is 0.242. If base voltage is increased by 1.1 times, then per unit value will be

 0.266.
 0.242.
 0.220.
  0.200.

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