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Analog Electronics

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

  holes.
 neither.
 free electrons.
 both.

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Analog Electronics
A dc power supply has no-load voltage of 30v,and a full-load voltage of 25v at full-load current of 1A.Its output resistance & load regulation ,respectively are

25 Ω & 16.7 %
25 Ω & 20 %
5 Ω & 16.7 %
5 Ω & 20 %

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Analog Electronics
A 741 C has

  a voltage gain of 100,000.
  an input impedance of 2 MΩ.
  an output impedance of 75 Ω.
All of these

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Analog Electronics
Suppose the base resistor is open. The Q point will be

 off the load line.
 at the upper end of the load line.
 in the middle of the load line.
  at the lower end of the load line.

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Analog Electronics
The voltage gain of a loaded differential amp is

  impossible to determine.
  large than the unloaded voltage gain.
  equal to RC / re.
  smaller than the unloaded voltage gain.

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Analog Electronics
The input offset electric current is usually

  less than the input offset voltage.
  unimportant when a base resistor is used.
  equal to zero.
  less than the input bias current.

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MORE MCQ ON Analog Electronics

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