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Analog Electronics

Analog Electronics
An n- channel JFET has IDSS=2mA,and Vp=-4v.Its transconductance gm=in mA/V)for an applied gate to source voltage VGS=-2v is

0.75
0.25
1
0.5

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Analog Electronics
Binary Logic is mainly based on arithmetic operation and

 addition operations
 logical operations
 subtraction operations
 both A and B

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Analog Electronics
Avalanche breakdown in a diode occurs when

  forward electric current exceeds certain value.
  reverse bias exceeds a certain value.
  potential barrier is reduced to zero.
None of these

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Analog Electronics
The emitter of the transistor is doped

  lightly.
  heavily.
  none of these
  moderately.

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Analog Electronics
What is the input impedance of a common-gate configured JFET?

  Low.
  High.
  Very high.
  Very low.

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Analog Electronics
What is the condition if no external potential energy is applied to the PN junction then diode ?

 Reversed biased
 Zero Bias
 Forward biased
None of these

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