How can you sized or estimate the ligthning arrester current rating?

0 Answers  

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why two over current realy used in vcb.

2 Answers   BSES, Wipro,

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For R-L or R-C ckt,time constant formula is L/R and RC respectively and its unit is in sec.Pls tell me the derivation

0 Answers  

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in catridge heeter  watts =110, 260 v ,  i checked in multimeeter meeter shows 50 ohms but oms law r=v square /w  260*260=67600, and 67600/110=614.5 ohms  how to caluclate exact ohms in heetre s 

2 Answers  

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How can calculate the rating of a servo stabilizer for given a specific load

0 Answers  

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What is inrush current?

0 Answers  

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what is the different betweem earthing and neutral?

8 Answers  

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HOW TO FIND OUT 1. LINE CURRENT, 2. PHASE CURRENT IN AN ALTERNATOR / TRANSFORMER WHICH IS FEEDING A I)STAR LOAD ii) DELTA LOAD, USING A CLAMP METER. NORMALLY WHEN WE USE CLAMP METER IN A DG SET THEN WHAT DO WE GET?? PHASE CURRENT OR LINE CURRENT.

13 Answers   Bhel,

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In Plumbing services What are accessories we consider for a bathroom?

0 Answers  

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why PT Primary are the grounded?

5 Answers   L&T,

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What are the typical values of characteristic impedences of overhead line and underground cabel? Why there is so much variation?

1 Answers  

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what is reactive power ? what its role in transmission lines?

3 Answers   Thermax,

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