Answer Posted / arun r

depend upon fault current & fault during time

Percentage losses in power generation?

2992

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Why saturation region slowly shifted in the left side?

1856

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How to select a cable size for particular load?

1828

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what is calculation mathod/formaulla for deciding Size of busbar (Copper/ aluminum)for L.T. panel on Various Fault level like 50kA,25kA,10kA

2800

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where can the transformer having vector group Yny0 be used??

4124

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plz send me the procedure and syllabus for mseb exam

3863

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i want bhel placement paper for electrical if anybody having pl send to my id kavitha867@myway.com immediately

1980

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1)How much current can a 3-1/2 core 100 mm wire carry? 2)What are the special cables required for explosion proof wiring? 3)In case you do not have coal and salt for earthing, how can you achieve good temporary earthing? 4)One horse power single phase motor is more likely to get hot than a one horse power 3 phase motor. Is it true or false, if true why? 5)What are the different types of soft starters for large motors?please explain?

4648

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what is meant by surge? what we called for high currents?

2038

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State the methods of improving power factor?

1150

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I have 2 KW electric water heater.I am gonna use it in controlling water temp.so I needed to increase or decrease the heating capacity.is there any electrical-electronic circuit for varying the resistance & so current?

3293

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What are the Formula of computing Back up Time of 500kVA UPS with 4 Battery Banks, each bank composed of 43 pcs of Batteries 12V150Ah. How to compute the Back up Time of UPS? We have also 3X500kVA UPS running in Parallel same composition as I write above.

1347

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What is the effect of solar radiation on the design of an Isolated Phase Busduct?

2366

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how to identify conection leads of an unknown electric motor

2149

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How to Make relay co ordination chart for a Electrical power distribution of a plant

3843

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