what is the operation of UPS ? can any one answer me?

7 Answers  

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In Which vector group power transformers are mostly manufactured?

1 Answers   MRF,

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How Arc Extinguish in Minimum oil circuit breaker and What is the function of Radial and axial vents of turbulator in Minimum oil circuit Breaker Where these vents are exists.

1 Answers  

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explain the mode of metal iranafer in Co,welding

0 Answers  

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how does bode plot have an advantage over root locus? how does it determine the stability of a system depending upon the location of poles and zeroes?

2 Answers   NBKR,

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From, which load current range ( upper - lower limit current)can Air circuit breaker used for in electrical circuit.

4 Answers   ABC,

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Baud rate is used to descrice...?

2 Answers  

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What are Contactors? How they works and what its highest rating?

0 Answers  

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How to measure the earth resistance value in a concrete pavement(flood light area)?

0 Answers   ANZ, Watt,

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1.what is the difference between MPCB and MCB ? 2.what is the difference between MPCB and MCCB ?

6 Answers  

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wat is the function of an inductor? examples.....

4 Answers  

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How to calculate the FUSE rating?

2 Answers  

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