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Analog Electronics

Analog Electronics
In a pnp transistor, the major carriers in the emitter are

 neither.
 both.
  holes.
 free electrons.

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Analog Electronics
A semiconductor material is formed by

 Covalent bonds
 Metallic bonds
 Electrovalent bonds
None of these

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Analog Electronics
The voltage follower has a

  large closed - loop output impedance.
  closed - loop bandwidth of zero.
  small open - loop voltage gain.
  closed - loop voltage gain of unity.

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Analog Electronics
The input stage of an op amp is usually a

  class B push-pull amplifier.
  differential amp.
  CE amplifier.
  swamped amplifier.

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Analog Electronics
A diode (p-n junction) when reverse biased act as

 Capacitor
 Zener diode
 On Switch
 Off Switch

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Analog Electronics
When VGS = 0 V, a JFET is

  an analog device.
  saturated.
  cut off.
  an open switch.

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