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Analog Electronics

Analog Electronics
If the base current is 100 mA and the current gain is 30, the emitter current is

  3.1 A.
 10 A.
 3 A.
 3.33 mA.

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Analog Electronics
In an NPN transistor, the majority carriers in the emitter are

 neither.
 holes.
 both.
  free electrons.

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

  unloaded.
  reverse.
  forward.
  loaded.

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Analog Electronics
A D - MOSFET can operate in the

  low - impedance.
  enhancement - mode only.
  depletion - mode only .
  depletion - mode or enhancement - mode.

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Analog Electronics
MOSFET requires

 A large input current and high voltage.
 None of these.
 A large input current.
  Only small input current.

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Analog Electronics
The voltage follower has a

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

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