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Analog Electronics

Analog Electronics
In which mode of BJT operation are both junction forward biased

  saturation.
  active.
  reverse active.
  cut off.

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Analog Electronics
The cascade amplifier is a multistage configuration of

CE-CC
CE-CB
CB-CC
CC-CB

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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 V.
 400√ (2/3) V.
 400 / √ 3 V.

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Analog Electronics
Which are the mobile charge carriers present in semiconductor diode ?

 Electrons
 Both A & B
 Neutrons
 Holes

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Analog Electronics
Piezoelectric effect is utilized in which of the following filter?

 Ideal filter.
 Band stop.
  Crystal filter.
 Pass band.

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Analog Electronics
The forbidden energy gap between valance band and conduction band in semiconductor material is about

 0 eV
 15 eV
 1eV
None of these

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