what is the function of Horn antenna?

2 Answers  

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What do you understand by leds?

0 Answers  

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What is the best example of digital system?

0 Answers  

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What is equalisation? Why do we need it?

1 Answers  

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. A superconductor is a a.) A material showing perfect conductivity and Meissner effect below a critical temperature b.) A conductor having zero resistance c.) A perfect conductor with highest di-magnetic susceptibility d.) A perfect conductor which becomes resistance when the current density through it exceeds a critical value

1 Answers   BSNL,

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difference between ac and dc

10 Answers   Alstom, BPL, Ford, HCL, Wipro,

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what is isdn.

5 Answers  

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Why EMI is very low in optical fiber,while frequency is very high? As we no that in general condition frequency inversely proportional to EMI.

2 Answers   IIT,

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How α and β are related to each other?

0 Answers  

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hi friends can u plz give me some tips on how to prepare for technical interview in E.C.I.L.

0 Answers   Ecil,

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What do you mean by 3 dB cutoff frequency? Why is it 3 dB, not 1 dB?

16 Answers   College School Exams Tests, Infosys, Persistent, TCS, Wipro,

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What are the advantages of negative feedback over positive feedback.

0 Answers  

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