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Why transistor can not be used as rectif...

Why transistor can not be used as rectifier?

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Because to use a transistor (say common base ) as a rectifier either emitter base or collector base will be used .But the base is very lightly doped. As a normal p-n junction therfore cannot be used as a rectifier.
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MODERN PUBLICATION-SEMICONDUCTOR ELECTRONICS METERIALS DEVICES AND SIMPLE CIRCUITS -REVISION EXERCISES (VERY SHORT ANSWER QUESTION)
  1. What will be the total voltage amplification factor when three ampli...

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  2. Name a semiconductor device which can be used as a voltage regulator

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  3. Why transistor can not be used as rectifier?

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  4. The current amplification factor for CB configuration of a transistor ...

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  5. In a transistor, doping level in base is increased slightly. How will ...

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  6. Name the operating region of a transistor for the use of transistor...

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  7. Why a logic gate is so named

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  8. Name the type in which the electronic circuit have been classified.

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  9. Why a NOT gate is also known as an inverter

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  10. For which inputs output is 1 in operation of an AND gate

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  11. State the rule used in the operation of an OR gate

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  12. Give the logic symbol of AND gate.

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  13. Draw the logic symbol of NAND gate and give its Truth table

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  14. The condluctivity of extrinsic semiconductor depends upon temp[erature...

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  15. What are the majority and minority charge carriers in a p type sem...

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  16. Using NAND gates make a gate combination diagram to obtain OR gate

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  17. How a NOR gate is formed

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  18. Name the optoelectronic device that convert electrical energy in t...

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  19. How many NAND gates are required to realise (i) OR gates and (ii) AND ...

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  20. ICs can be grouped in two categroes what are they

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