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In a transistor...

In a transistor

A

Emitter is heavily doped

B

Collector is moderately doped

C

Base is lightly doped

D

All the above

Text Solution

Verified by Experts

The correct Answer is:
D
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AAKASH SERIES-SEMICONDUCTOR DEVICES-EXERCISE -I (TRANSISTORS)
  1. Transistor can be used as :-

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  2. In a transistor

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  3. A n-p-n transistor is said to be in active region of operation, when

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  4. Statement-I : For faster action, n-p-n transistor is used Statement-...

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  5. A n-p-n transistor conducts when

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  6. In a N-P-N transistor circuit, the collector current is 10 mA.If 90 % ...

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  7. In the circuit symbol of transistor the arrow on the emitter indicates

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  8. When a n-p-n transistor is used as an amplifier, then

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  9. When a n-p-n transistor is used as an amplifier, then

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  10. Which of the following statement is true for a p-n-p transistor when u...

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  11. In CE configuration transistor, the current gain

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  12. The transistor parameters, namely alpha and beta of a transistor are ...

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  13. In which of the configuration of a transistor , the power gain is high...

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  14. Transistor input characteristics curves are the graphs drawn with

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  15. Transistor output characteristic curves are the graphs drawn with

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  16. The circuit diagram below shows n-p-n transistor in CE configuration. ...

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  17. Consider a p-n junction as a capacitor, formed with p and n - material...

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  18. In a common base amplifier the phase difference the input signal volta...

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  19. For a transistor amplifier, the voltage gain

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  20. An electrical device draws 0.968 kW form AC mains of 220 V.If current ...

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