Answer / elecopr

Bcoz Capacitor initially behave as an short circuit in
capacitor current lead voltage by 90 degree,in that way
capacotor split the phase.

which is better 50 HZ supply or 60 HZ supply?

6 Answers  

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what is the sweep commenly used 1200mm sweep and 600mmsweep please tell me breifly sweep

1 Answers   Khaitan,

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how can we detect that which is receiving side and which is sendind end of a trnasmmison line by just seiing it?i.e its which end is coming from genertaing and distribution side?

5 Answers  

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Why rotating machines are not allowed to run near critical speed region?

2 Answers  

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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.

0 Answers  

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How to power regulated by AVR in Alternator?

3 Answers   EPGL,

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how to find out speed of single phase motor

6 Answers   BARC,

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cost of operation of which plant is least?

6 Answers  

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what is the difference between megger and earth resister ??

0 Answers   HMPL,

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Please nybody say, weather the result of Bharat Oman is declared or not? Probable date of declare???????

0 Answers  

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When charging a 20 MVA , 33kV/6.6kV transformer through regulated (0-6.6 kV or 0-33 kV) source on no load , what will be the maximum current drawn by transformer from source and what sould be the source capacity.

5 Answers   TATA,

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For a 6.6kV Motor it is recommended to do megger test with 500 V d.c and not more than 5kV d.c but the Hi voltage withstand test should be performed by 12kV AC. Why the dc voltage test should be limited but AC voltage withstand test could be with such a high voltage?

0 Answers   Hormozgan Steel,

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