Explain how zener diode maintains constant voltage across the load?

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What is a flip-flop?

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Where will digital and analog technology come into play in the cctv technology in terms of data storage?

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Sir, I am Mrunalini studying btech 2nd year in ECE.i want to know the information about group2.how to prepare for group2? about coaching centres in hyd.what are the postings in group2? in which year i should take coaching?plz send me the informaion to my mail id.

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what is the difference between drift current and diffusion current.

26 Answers   Ghana Telecom University, TCS,

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what is the ideal resistanceearth and why?????????????

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Generally when we appear in interview , HR people generally asked "WHY DO YOU WANT TO LEAVE YOUR CURRENT ORGANIZATION?"

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i want last 5 yrs Q papers of rrb(any) send me at puneetchauhan_8782@yahoo.co.in

0 Answers   RRB,

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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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Why does a pure semiconductor behave like an insulator at absolute zero temperature?

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sir i want polytechnic lecturers model papers plzzzzzzzzz send me my mail id: manisri.bobbala@gmail.com

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Consider sinc(x):where sinc(x)=sin (xpi)/xpi. and sinc(x) have max value i.e. unity at x=0 .now if x=0.then pix =0 and sin (pix)=0 at x=0. then above expression sin (xpi)/xpi.should be of 0/0 form i.e. in-determined form. then how sinc(x) is one at x=0. pi is constant.

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