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Analog Electronics

Analog Electronics
If the base supply voltage is disconnected, the collector-emitter voltage will equal

 0 V.
  collector supply voltage.
 10.5 V.
 6 V.

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Analog Electronics
If the series resistance increases in an unloaded zener regulator, the zener current

  decreases.
  stays the same.
  increases.
  equals the voltage divided by the resistance.

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Analog Electronics
What will be the Potential barrier for Ge Diode ?

 0.03V
 0.7V
 0.5V
 0.3V

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Analog Electronics
In CE configuration, the input V-I characteristics are drawn by taking

  VBE versus IE for constant value of VCE.
  VCE versus IC for constant value of IE.
  VBE versus IB for constant value of IC.
  VBE versus IB for constant value of VCE.

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Analog Electronics
When testing an npn transistor using an ohmmeter, the collector-emitter resistance will be low when

  the transistor is defective.
 the emitter is positive in respect to the collector.
 the transistor is normal.
 the collector is positive in respect to the emitter.

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Analog Electronics
MOSFET uses the electric field of

  barrier potential of p-n junction to control the channel current.
  none of these.
  gate capacitance to control the channel current.
  both (A) and (B).

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