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Analog Electronics

Analog Electronics
Which impurity is added into semiconductor to increase its conductivity ?

 intrinsic
 extrinsic
None of these
 doping

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Analog Electronics
The current gain of a BJT is

gm / r0
gm /rπ
gm r0
gm rπ

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Analog Electronics
A silicon pn junction in forward condition has a voltage drop closer to

 1.7 V.
 0.7 V.
 2.1 V.
 0.1 V.

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Analog Electronics
Base-10 system is also called as

 Binary system
 Decimal system
 Tenth system
 Decinary system

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

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Analog Electronics
If the emitter resistor is open, the collector voltage is

  high.
 unchanged.
 low.
 unknown.

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MORE MCQ ON Analog Electronics

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