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Analog Electronics

Analog Electronics
Increasing the collector supply voltage will increase

 collector current.
 base current.
 emitter current.
None of these

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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 leakage current.
  they have larger electric current carrying capacity.
  they have smaller depletion layer.

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Analog Electronics
Leakage electric current in CE configuration is

  very small.
  very high.
  not present.
  normal.

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Analog Electronics
A JFET has disadvantage of

  possessing positive temperature coefficient.
  having small gain-bandwidth product.
  being noisy.
  having low input impedance.

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Analog Electronics
Generally, the gain of a transistor amplifier falls at high frequencies due to the

Coupling capacitor at the output
Skin effect
Internal Capacitance of the device
Coupling capacitor at the input

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Analog Electronics
The leakage electric current of a pn junction is caused by

  chemical energy.
  barrier potential.
  heat energy.
  majority carriers.

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