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Analog Electronics

Analog Electronics
A semiconductor diode is

 bilateral device
 a processing device
 linear device
 non-linear device

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Analog Electronics
A zener diode

  is a battery.
  has a barrier potential of 1 V.
  has a constant voltage in the breakdown region.
  is forward biased.

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Analog Electronics
For a diode, reverse recovery time is defined as the time between the instant diode current becomes zero and the instant reverse recovery current decays to

 0.
  25% of reverse peak current.
 10% of reverse peak current.
 15% of reverse peak current.

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Analog Electronics
MOSFET requires

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

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Analog Electronics
The current gain of a pnp transistor is

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

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Analog Electronics
Depending upon the switching recovery time and on state drop, the power diodes are types

  General purpose, fast recovery and schottly.
 None of these.
 Fast recovery, Schottky.
 General purpose, fast recovery.

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