Answer Posted / ranganath sharma

132 GW

how many types are their in switchyard or substation(like D,I TYPE), what is differant between them

1671

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why is a power transformer used only occasionally?it is used to step up at generating stations?and that needs to be done all day long !!!!!!!

1378

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what is the meaning of the symbol << >> put in transformer drawing

1453

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I am inpecting a 10kVA UPS what tests should i do and should i observe?

1803

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How does the phase sequence controller works, how it identifies the phases? confirm working principle

1617

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What is Scheme Test of High Voltage Switchgear. Which tests it includes.

1905

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Define peak overshoot.

800

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Explain Random and Deterministic signals?

1315

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WHICH SIZE A.B.CABLE IS USED FOR 11KV.

1761

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what is the difference b/w UHVDC and HVDC(LIGHT)?

4872

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Define non-touching loop.

818

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Explain the working of variable frequency transformer?

661

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how can we calculate the ampacity of the electrical wire/cable. and what are the factors must be considered. pls. elaborate.

1762

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for what purpose the star point is done in ct

957

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How to calculate the volumetric capacity of a oxygen & Nitrogen gas Cylinder if pressure is 145 kg/cm2 & water capacity of cylinder is 67 liters.

1730

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