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Analog Electronics

Analog Electronics
A LED produces light when

  unbiased.
None of these
  forward biased.
  reverse biased.

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Analog Electronics
To prevent a DC return between source and load, it is necessary to use

Capacitor between source and load
Resistor between source and load
Either A or B
Inductor between source and load

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Analog Electronics
Under normal reverse bias voltage applied to diode, the reverse electric current in Si diode

  none of them.
  100 mA.
  1000 micro A.
  order of micro A.

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Analog Electronics
The percentage voltage regulation of voltage supply providing 100 V unloaded and 95 V at full load is

  5 %.
  0.53 %.
  5.3 %.
  none of them.

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Analog Electronics
The current gain of a BJT is

gm /rπ
gm r0
gm rπ
gm / r0

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Analog Electronics
What is mean by the outermost orbit of an atom ?

 Energy band
None of these
 Conduction band
 Valence orbit

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