What is meant by virtual ground in the op amp ?

15 Answers   TCS,

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how a choke of tubelight can be used to increse reciving power of antina?

0 Answers  

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Differentiate between transducer and transponder.

0 Answers  

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What is the difference between power signal and energy signal?

9 Answers  

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I am working in a private software firm for past two years and now i want to switch to electronics company ... if they ask me ==>what I was doing for the past two years what would the appropriate answer to this ... please reply !

0 Answers   BEL,

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my name is saibabu i am preparing for bel exam can u help me out by giving some sample papers my email id is saibabu1018@yah00.c0.in

0 Answers  

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difference between cell and battery?

5 Answers   TATA,

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what is meant by differential amplifier? what is primary function?

2 Answers  

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

2 Answers  

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internet applications work on which osi layer?

3 Answers   NSN,

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I have BEL interview nearby... plz give the details of preperation

1 Answers  

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basic call setup

0 Answers   Huawei,

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