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Analog Electronics

Analog Electronics
Which is the conversion of current done by diode ?

 AC to DC
None of these
 DC to AC
 DC to DC

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Analog Electronics
If temperature increases then conductivity of a semiconductor is ...................

 Decreases
None of these
 Increases
 Constant

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Analog Electronics
To prevent a DC return between source and load, it is necessary to use

Either A or B
Resistor between source and load
Inductor between source and load
Capacitor between source and load

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Analog Electronics
The following relationship between α and β are correct except

  β = α / (1 - α).
  α = β / (1 - β).
  α = β / (1 + β).
  1 - α = 1 / (1 + β).

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Analog Electronics
A voltage regulator is a circuit which

  smoothed the AC variation in DC output voltage.
  maintains constant DC output voltage inspite of the fluctu
None of these
  converts the AC voltage to DC voltage.

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Analog Electronics
If the current gain is 100 and the collector current is 10 mA, the base current is

 10 A.
  100 µA.
 10 µA.
 1 A.

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