The potential difference between a phase and neutral is 230v , but the potential difference between two phases is 400v. why?

4 Answers   HCL,

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why fuse is not applicable for nutral and what will happen when it applied.

4 Answers  

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What is ignition module of a CAT Gas Genset G-3508 Engine, Alternator SR4B Series. HOw its checked for correct functioning.Is it repiarable or replacable?

0 Answers  

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ratings of lightning arrester

0 Answers   Bajaj,

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while conducting an experiment why we connect the armature rheostat in maximum position and field rheostat in minimum position

1 Answers  

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What is bandpass of a transformer?

2 Answers  

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What is the significance of %Z in case of transformer?

1 Answers  

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We have got the HT connection of 1000 KVA in which we have installed a seprate APFC panel at the PCC end & seprate KWH meter is installed. My question is that does the KWH reading shown in the meter is a part of the Consumption ???? ( approx 500 units is shown)

1 Answers  

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How to decrease or increase the range of voltmeter? can an ammeter be used to measure voltage? can a wattmeter used as voltmeter and ammeter?

3 Answers  

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What is meant by electrical speed?

1 Answers  

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Why in ESP Positive earthed

0 Answers   Sonhira,

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What is current chopping in CB?

1 Answers  

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