Answer / sanjay

An UPS is a device that allows a computer to keep running for at least a short time when primary power is lost. it also provides protection from power surges.
thats converting incoming AC to DC through a rectifier and converts it back with an inverter.

What are encoders and decoders?

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What is a pn junction?

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W#hat is the Present cabling used in Ethernet? and present days networks?? And What is the mostly used topology now a dyas?

3 Answers   BARC,

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what is mean by branch predication

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Define nyquist criteria.

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A man whose age is 45 yrs has 3 sons named John,jill,jack. He went to a park weekly twice.he loves his sons very much. On a certain day he find # shopkippers sailing different things. An apple cost 1penny, 2chocalate costs 1penny.& 3 bananas cost 1 penny. He has bought equal no. of apple, chocolate & banana for each son. If the total amount he invest is 7 penny then how many he has bought from each piece for his son?

5 Answers   TCS,

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why the hysteresis is necessary?

0 Answers   Patni, TCS,

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Explain why does all cellular networks have same shape of sim? Why is it designed in such a particular shape? Does it have any other shape?

0 Answers  

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which modulation scheme is used in gprs

6 Answers  

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What is meant by Location Area?

1 Answers  

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can you use a small battery in place of every decoupling capacitor.

0 Answers   HCL,

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whah is active and passive components?

5 Answers   Hindalco,

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