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Analog Electronics

Analog Electronics
The reverse saturation electric current of a pn junction varies with temperature (T) as

  1 / T.
  T2.
  T.
  independent of T.

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

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

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Analog Electronics
Which of following is not an essential element of a DC power supply?

  Voltage regulator.
  Voltage amplifier.
  Filter.
  Rectifier.

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Analog Electronics
In a pnp transistor, the major carriers in the emitter are

 free electrons.
  holes.
 neither.
 both.

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Analog Electronics
When Semiconductor materials is heated its resistance

 remains constant
 increases
 decreases
None of these

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Analog Electronics
The trapped energy of an inductive load can be feed back to the input supply through a diode known as

 Powe diode.
 None of these.
  Feed back diode.
 Zener diode.

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