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In an npn transistor the collector curre...

In an npn transistor the collector current is 24 mA. If 80% of electrons reach collector, its base current in mA is

A

`I_(E)=1mA,I_(B)=11mA`

B

`I_(E)=11mA,I_(B)=1mA`

C

`I_(E)=-1mA,I_(B)=9mA`

D

`I_(E)=9mA,I_(B)=-1mA`

Text Solution

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The correct Answer is:
B
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RESONANCE ENGLISH-SEMICONDUCTORS-Exercise
  1. When a n-p-n transistor is used as an amplifier, then

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  2. Common emitter circuit is used as amplifier, its current gain is 50. I...

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  3. In an npn transistor the collector current is 24 mA. If 80% of electro...

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  4. Which of the following is true?

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  5. For transistor relation in current amplification factors is-

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  6. For a transistor the value of alpha is 0.9. beta value is

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  7. The current gain for a transistor working as common base amplifier is ...

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  8. In an n-p-n transistor 10^10 electron enter the emitter in 10^(-6) s. ...

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  9. In the following common emitter configuration an npn transistor with c...

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  10. An n - p- n transistor is connected in common - emitter configurarati...

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  11. In an NPN transistor the values of base current and collector current ...

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  12. In a common emitter circuit, if V(CE) is changed by 0.2 V, then collec...

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  13. Which of the following statement is not true?

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  14. The symbolic representation of four logic gates are given below. The l...

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  15. The output of OR gate is 1 :-

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  16. Following diagram performs the logic function of-

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  17. The following truth table corresponds to the logic gate

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  18. NAND gate is-

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  19. The given truth table relates y to A and B. {:(A,B,Y),(0,0,1),(0,1,0...

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  20. In the given circuit as shown the two input waveform A and B are appli...

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