what is practical efficiency of power transformer..?

1 Answers  

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v=r*i this means when voltage increases current also increases at constant resistance.... p=v*i this means when voltage increases current decreases to maintain the power constant which one is true...

3 Answers  

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what will happen if we use earthing inplace of neutral for domestic energy meter

5 Answers   Polyplex Corporation Limited,

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Why we check only first column of root locus..?

1 Answers   IES,

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Explain how you can give the overload setting to any Motor Protection Relay for a HT motors with formula and example?

0 Answers  

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Difference between earthing & grounding.?

0 Answers   Nitco,

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3phase motor 400v (induction) A.C 4kw company design 1400rpm but our requirement 2000rpm possible? attached any instrument. reply fast! contact 03343262442

3 Answers  

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Why glands not provided for XLPE cables

1 Answers   Saint Gobain,

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Which type of gas used in cylinder (VCB)?????

15 Answers   ICSA,

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How Grading Rings & spacers in transmission lines works?working principle?

1 Answers  

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what is the difference between LPF and UPF wattmeter and where it is used.

7 Answers  

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WHAT ARE THE CHARACTERISTICS OF AN VOLTAG AMPLIFIER

0 Answers  

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