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Analog Electronics

Analog Electronics
If the base supply voltage increase, the Q point moves

 off the load line.
  up.
 down.
 nowhere.

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Analog Electronics
A 3 - phase diode bridge rectifier is fed from a 400 V rms, 50 Hz, 3 phase AC source. If the load is purely resistive, then peak instantaneous output voltage is equal to

 400√ 2 V.
 400 / √ 3 V.
 400√ (2/3) V.
 400 V.

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Analog Electronics
What will be the Potential barrier for Ge Diode ?

 0.03V
 0.7V
 0.3V
 0.5V

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Analog Electronics
Barrier potential at the temperature (25°C) is 0.7 V, its value at 125°C is

  0.7 V.
  0.9 V.
  0.3 V.
  0.5 V.

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Analog Electronics
What will happen if doping of an intrinsic semiconductor with pentavalent impurity atom ?

 Fermi level not change
 Fermi level fall
 Fermi level raises
None of these

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Analog Electronics
A semiconductor diode is

 non-linear device
 bilateral device
 a processing device
 linear device

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