Answer Posted / nagarjuan

thank u sir for your best answring

What is frantic effect?

1237

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hi friends how 3 phase converter functioning ?what is working principle of rotory phase converter ?

2069

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The metal-enclosed switchgear and controlgear is subdivided into three types: 1. metal-clad switchgear and controlgear; 2. compartmented switchgear and controlgear 3. cubicle switchgear and controlgear. What is the main differnence between them. State some example.

1953

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i want bhel placement paper for electrical if anybody having pl send to my id kavitha867@myway.com immediately

1964

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if in 3-phase system voltage=440V,frequency=60Hz, current=400A. then if it is single phase then current=? and if it is single phasing then current=?

2535

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what are problems caused by the pdu in rack server

1961

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why the name trunking bus PT

3047

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I am designing new project sub station with 220 kV / 11 kV, 40 MVA capacity. This project have many recifier sets, which can generate 3rd harmonics. Now I have to select vector group of This transformer. To minimise 3rd harmonics, what care should I take in selection of Transformer Vecrtor group? If it is Y-Y with open Delta tertiary then what should be the rating & voltage of Tertiary Winding?

1860

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CT Ratio of a energy meter connection is Red Phase : 100/5A, yello Phase : 50/5A & Blue phase : 100/5 A what is the overall Multiplication factor

1632

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a starter used for squirrel cage induction motor?

1665

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use of choke in APFC panels

5778

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I am going to appear for the RRB Chennai Section Engineer online exam. Please send me the question papers from 2001 to date to my mail id:upendrakrishna20@gmail.com,plz send me ,or send any other rrb papers plzzzzzzzzzzzzzzzzzz

2069

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When color of silica gel will gets change from blue to pink from Top to bottom?

1583

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What is mathematical model of a control system?

1121

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which protection function should measure RMS value of current&DFT value of current?

2062

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