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Analog Electronics

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

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

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Analog Electronics
The silicon transistor are more widely used than germanium transistors because

  they have better ability to dissipate heat.
  they have smaller depletion layer.
  they have smaller leakage current.
  they have larger electric current carrying capacity.

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Analog Electronics
Which of the following is trivalent impurity ?

 Antimony
 Silicon
 Boron
None of these

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Analog Electronics
When P-type substance is connected with negative and n-type is connected with positive terminal of the battery then P-n junction diode is in ....................

 Reverse biased
 No biased
 Forward biased
None of these

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Analog Electronics
LC oscillators are used for produce a waveform with frequency ranging from

 100 KHz to 500 MHz
 1MHz to 100 GHz
 1 KHz to 1 MHz
 1MHz to 500 MHz

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Analog Electronics
What is true about the breakdown voltage in a zener diode?

  It decreases when electric current increases.
  It destroys the diode.
  It is approximately constant.
  It equals the electric current times the resistance.

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