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Analog Electronics

Analog Electronics
If the collector resistor opens in a base-biased circuit, the load line will become

 vertical.
 useless.
  horizontal.
 flat.

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Analog Electronics
The leakage current in a pn junction is in order of

None of these
 A
 KA
 µA

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Analog Electronics
The conduction loss verses device current characteristics of power MOSFET in best approximately by

 a straight line.
 a rectangular hyperbola.
 a parabola.
 an exponentially decaying function.

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Analog Electronics
When the source voltage increases in a zener regulator, which of these electric current remain approximately constant ?

  Load current.
  Series current.
  None of these.
  Zener current.

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Analog Electronics
The current gain of a BJT is

gm rπ
gm /rπ
gm / r0
gm r0

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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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