power factor is max for which welding a.arc b.resistance c.gas

2 Answers   Bhel, HCL,

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How to calculate the CFM to TR? What is the Formula

12 Answers   Carrier, Voltas,

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what the main difference of the 3 phase and 2 phase power supply??

3 Answers  

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What is the Designing & Selection Procedure for a DG/Transormer of rated capacity?

0 Answers   SCS,

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What is the fullform of NS fuse

2 Answers   Google, JAL International,

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IN CONTROL SYSTEMS Y WE NEED TO KNOW THE STABILITY OF THE SYSTEM?WHAT IS ITS PRACTICAL USE?

2 Answers  

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How to test the vector group of a Yd11 transformer? what are the relations to be checked between various vectors to confirm this vector group?

0 Answers  

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what is the difference b/w UHVDC and HVDC(LIGHT)?

4 Answers   L&T,

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1.what is surge used in power system 2.what is switching used in power system 3.what is lightning used in power system

1 Answers   Areva,

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why do we have 230v a.c. as general voltage for domestic supply rather than others?

2 Answers  

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Thermal withstand capability under full short circuit conditions, in terms of number of times of occurrence of short circuit and corresponding anticipated percentage reduction in transformer life.

0 Answers  

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What will be result if we connect LT votage to the terminal of HT Transformer?

3 Answers   Equate,

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