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Analog Electronics

Analog Electronics
Example of donor atom is

 Antimony
 Germinium
 Silicon
 Both A and B

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Analog Electronics
A quartz crystal oscillator consists of

 neither series nor parallel frequency.
 only series resonant frequency.
 only parallel resonant frequency.
 both series and parallel frequencies.

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

 Holes
 Both A & B
 Electrons
 Neutrons

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Analog Electronics
The current gain of a pnp transistor is

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

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Analog Electronics
The input impedance of the base of an emitter follower is usually

 open.
 low.
 shorted to ground.
  high.

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Analog Electronics
Electron mobility is defined as

 Drift velocity per unit field
None of these
 Diffusion velocity per unit field
 the movement of electrons

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MORE MCQ ON Analog Electronics

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