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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

0.5
1
0.75
0.25

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Analog Electronics
Which of these is the best description of a zener diode?

  It is a constant voltage device.
  It is a constant electric current device.
  It is a rectifier diode.
  It works in the forward region.

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Analog Electronics
In a RC phase shift oscillator, the minimum number of R-C networks to be connected in cascade will be

 two.
 three.
 one.
 four.

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Analog Electronics
Which of the following is not a sinusoidal oscillator?

 LC oscillator
 Relaxation oscillator
 RC phase shift oscillator
 Crystal oscillator

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Analog Electronics
The depletion region of a pn junction is one, that is depleted of

  mobiles charges.
  atoms.
  immobile charges.
  velocity of the carriers.

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Analog Electronics
Which of the following cannot actually move?

 Ions
 Electrons
 All the above
 Holes

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