What is the difference diac and triac?

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hello sir, could u plz send me a sample placement paper for hpcl trainee engg exam..(electronics stream)...hoping to hear from u at the earliest. Thanking you.

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What size of a UPS can support a NetGear ProSafe GS752TP Switch (512.8W), up to 4 hours? What size of battery(s) needed & how many?

0 Answers   Omni Globe International,

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What is the difference between CAT 5e communication cable & CAT4 Communication cable

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why the color of tube light is white?

18 Answers   TCS,

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Give some examples of power electronics applications in the day-to-day life?

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i need sample aptitude test paper... and i have to know that how many round will be there?

0 Answers   Acer, Nissan,

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What is CMRR? Explain briefly.

5 Answers  

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what is ISDN?

3 Answers  

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i am prepared to sectionengineer exam so which books are referd for that exam pls tell me

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what is the difference between the analog and digital communication in modern world and which one is more efficient at present?

1 Answers  

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What do you understand by ammeter shunt?

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