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Analog Electronics

Analog Electronics
If the base resistor has zero resistance, the transistor will probably be

 in cutoff.
 saturated.
  destroyed.
None of these

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Analog Electronics
If=0.98, Ico=6µA and Iβ=100µA for a transistor,then the value of Ic will be

2.3mA
5.2mA
4.6mA
3.2mA

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Analog Electronics
When the diode is forward biased, it is equivalent to

  an off switch.
  an on switch.
  a high resistance.
None of these

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Analog Electronics
An amplifier without feedback has a voltage gain of 50,input resistance os 1 KΩ & Output resistance of 2.5KΩ.The input resistance of the current shunt negative feedback amplifier using the above amplifier with a feedbacik factor of 0.2 is

5KΩ
1/11KΩ
11KΩ
1/5KΩ

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Analog Electronics
If the base current is 100 mA and the current gain is 30, the emitter current is

  3.1 A.
 3 A.
 3.33 mA.
 10 A.

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Analog Electronics
Acceptors impurities are of ________ material

 p-type
 solid
 n-type
 Both A and B

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