why we used to transmitt the power at higher voltage why not at lower voltage

8 Answers  

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in transformer star connection with neutral are shorted. is there is any effect.

1 Answers  

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how we decide wire gauge for ac or dc coil and what is the basic diff. B/w these two coil?

0 Answers  

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1.what is use of isolation transformer. 2.Differance between KWH,KVAH,KVARH,KVA. 3.Main use of the CT and PT.

1 Answers  

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difference between temperature sensor and temperature switch

3 Answers   ABB,

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what is the difference between rectifier and converter and commudator?

0 Answers  

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What is the formula to calculate the size of Aluminium and copper cable?

0 Answers  

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Pl. give me checklist for installation & commissioning of machine tool.

0 Answers  

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derive DC RMS value for half wave rectifier?

0 Answers   BARC,

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I need to calculate the Battery bank back up for below configuration:- UPS - 120 KVA Battery Bank - 200Ah Volt of each cell - 12 V Total No of cell - 34 No's Can you please help me to get the battery back up time for above configuration...? along with formula

1 Answers   Wipro,

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Pls explan the OLR setting in VCB at HT yard

0 Answers   Juniper Networks,

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importance of air gap in transformer

5 Answers  

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