Answer Posted / aurangzaib

percentage decrease in the resistance will be 19%

IN 1000kva transformer where the oil and winding temperature sensors is connected

2567

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why HT armoured cable does not glanding

4313

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what is a vector protection in transformer

2080

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how can service sitting be setted for MCCB?Example for sittings IR (CURRENT RATING),IS(CURRENT STARTING)IO (current operating)?

1963

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Do any one know exacatly when the results for NHPC held on 8th march 09 for engineering trainees will be released ?. if so please post it, i'm eager to know it.

2202

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What is the armature mmf in a D.C machine?

1286

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what is the maximum permissible limit value of leakage current and leakage counter reading to replace lightining arrester?

5174

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What is Antipumping Function & If we have C.T how we find the Ratio ?

2084

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What are the transformer losses?

1220

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how does the terminal voltage of transmission lines increase when a capacitor is connected???? This happens not only in transmission lines but also in all circuits. How??? When a capacitor is connected in a transmission line, capacitor also takes energy from the same supply. But how is it able to increase the terminal voltage??? Practically What sequence of events happen during increase in voltage???

2220

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i need to now what will be the cable size to the following load, transformer to distribution panel distance 110m, load 1000kw, voltage 400v, pf 0.85, permissible voltage drop 2.0%, overhead line, atmospheric temperature 35 degree c.

1662

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how could we calculate the no of outgoings from a 800 watt distribution board

1861

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is IS says that neutral should be brought to switch box. and this one is a recomended practice

1916

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As we know diode work on both negative and positive but converting ac into DC we have to given a/c from negative of diode or positive side.please give me answer.

1737

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what is the maximim current drawn by 1 phase and three phase welding machine

1915

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