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Analog Electronics

Analog Electronics
A semiconductor material is formed by

 Covalent bonds
 Electrovalent bonds
None of these
 Metallic bonds

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Analog Electronics
Which of the following is not a sinusoidal oscillator?

 Relaxation oscillator
 Crystal oscillator
 LC oscillator
 RC phase shift oscillator

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Analog Electronics
The emitter of the transistor is doped

  none of these
  heavily.
  lightly.
  moderately.

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Analog Electronics
In a JFET, if the gate voltage Vgs is made more negative, then

  channel electric current increases .
  channel conductivity increases.
  depletion region decreases.
  channel conductivity decreases.

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

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

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Analog Electronics
Which is the factor on which total number of electrons in an atom depends ?

 atomic weight
 atomic number
None of these
 atomic size

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