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Analog Electronics

Analog Electronics
A electric current ratio of IC / IE is usually less than one and is called

  β.
  ω.
  θ.
  α.

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Analog Electronics
The power dissipated by a transistor approximately equals the collector current times

  collector - emitter voltage.
 base - emitter voltage.
 0.7 V.
 base supply voltage.

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Analog Electronics
Doping in a semiconductor increases which quantity

 Conductance
 Resistance
 None
 Inductance

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Analog Electronics
A dc power supply has no-load voltage of 30v,and a full-load voltage of 25v at full-load current of 1A.Its output resistance & load regulation ,respectively are

25 Ω & 16.7 %
25 Ω & 20 %
5 Ω & 16.7 %
5 Ω & 20 %

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Analog Electronics
The junction capacitance of linearly graded junction varies with the applied reverse bias, VR as

  (VR)- 1/2.
  (VR)- 1/3.
  (VR)1/2.
  (VR)- 1.

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Analog Electronics
Which of the following is a semiconductors material ?

 All the above
 Ge
 GaAs
 Si

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