On what factors the generating voltage depends ? Generating voltage are (3.3kV, 6.6KV , 11KV, 13.8kV) Why so ?

5 Answers   Bhel,

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why the vector group of excitation transformer is YD5(150 deg)how is this factor decided.

1 Answers  

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In the formula : Knee point voltage = Burden X alf / class, Please inform what is alf? regards Shashidhar M.R.

2 Answers  

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how to caculate cable size for given amperes

5 Answers   RVNL,

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what will happen if instead of neutral we use earth wire as return conductor?if we can use ,then why we are not using in our day to day appliances?please justify the answer

11 Answers   NTPC, ONGC,

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i want the formula of total eletical knowledgement

1 Answers  

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how to understand the controling circuits example star- delta-starter controling daigram please let me know

3 Answers   GMR,

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Why neutral wire is heating in symmetric single phase distribution of three phase power supply?

2 Answers  

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when we megger is not damaged when we are measuring very low resistance? high d.c. voltage is produced in megger so according to i=V/R. current will be high so what is the reason ?

1 Answers  

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How efficiency of thermal plant can be improved?

0 Answers  

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Draw the equivalent circuit of crystal oscillator?

0 Answers  

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How to decide no. of Step and Kvar for APFC Panel 40 kvar MD: 33.12 KVA Avg pf : 0.8540

0 Answers  

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