Answer Posted / y.ashok

one psi =6.89 kilopascal

How many lightning arrestors to be installed on 50MX60MX10M building and is there any formular for that?

2006

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What is the de rating factor of cable? What is the importance of the de rating factor in cable selection?

2095

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What is the actual meaning of thermal power efficiency ?

2174

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what are the advantages disadvantages of connecting high voltage block( 1:1 transformers) transformers between the turbo generators and busbars.

2107

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When steam condenses and becomes water at the same temperature, the specific heat for the process in kJ/kg k is

1138

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The principle of switching circuits for different types of batteries in application of storage systems

1963

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From reading, Under voltage relay used also as phase sequence relay now, Why I use under voltage and phase sequence relay in the same circuit (ATS)?

1786

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STATE WORKING OF VACCUM CIRCUIT BRAKER?

1925

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use of choke in APFC panels

5824

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why the India electrical supply transmission loss is high when compare to us

1981

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2- What are the percentages between excitation currents in phase (R, S and T) in ∆ and Ỵ connections in excitation Current test in transformers?

2015

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what is the difference between STAR and DELTA connection and application wise how it can be utilizedd

2204

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ASTM D 3455 - Standard Test Methods for Compatibility of Construction Material with Electrical Insulating Oil of Petroleum Origin has been used for Testing Transformer Oils with a product placed in it. Aged Control Oil has a Power Factor of 0.032% at 100°C. Aged Oil with a Test component has a Power Factor of 0.093% at 100°. Is this increase acceptable? If not why? How much increase is acceptable?

2024

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Can we indroduce the principle of single phase induction mator to Transformer? i.e. by Producing rotating flux in the transformer.

2308

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What is MS-EXCELL?

2255

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