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

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

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Analog Electronics
Why is silicon preferred than germanium ?

 Leakage current due to minority charge carrier is less in silicon
 Current sensitivity of silicon with temperature is less
 Silicon has higher tolerance to temperature
 All the above

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Analog Electronics
The ICBO is the electric current that flows when some DC voltage is applied

  in the reverse direction to the collector junction with emitter open.
  in the reverse direction to the emitter junction with collector open.
  in the forward direction to the emitter junction with collector open.
  in the forward direction to the collector junction with emitter open.

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