What are the advantages and disadvantages of jfet over bjt?

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why use -48 volt DC power in telecom?

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How is cad used with electronics? Give example.

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hai iam venkat iam appering RRB exam chennai on 23 nov 2008. pls help me wat kind of questions i to prepare? mail {venkiremo_krv@yahoo.co.in]

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for small size, high frequency, the most common core material is a)air b)ferrite c)powdered ion d)steel

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What are the disadvantages of load commutated chopper?

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Define what is a p-n junction?

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RF amplifier of an A.M. receiver is normally biased in a.) Class 'A' b.) Class 'b' c.) Class 'C' d.) None

5 Answers   BSNL,

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what is the maximum carrier frequency in AM broadcast?

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plzz send in detail with answers of rrb section engineers model paper to my mail id sir.

0 Answers   RRB,

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Why transistor is called current controlled device?

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how AC voltage is generate?

1 Answers  

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