why tungsten is used in incandescent lamp instead of nichrome though nichrome has high melting point

2 Answers  

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what is inrush current in transformer?

17 Answers   Bhel, Essar, GMR,

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What is AVR in Turbo generator in Thermal power plant?

5 Answers   Thermax,

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what is pole slip ?

4 Answers   NTPC,

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How Earthing is prevents shock?Explain

4 Answers  

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DEFINE BREAKING CAPACITY OF BUSBAR & HOW IT IS CALCULATED?

0 Answers  

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How to megger test 11 kV cable and the acceptance IR value

0 Answers   BVG, NFL, ONGC,

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Explain types soft starters?

7 Answers   Siemens, TCS,

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Dear sir, In our plant have Station Transformer having capacity,i want to know, why LV side 40 - 40MVA is given? & how we can get 6.3 KV supply from tertiary(i.e. Open delta connection), Vector Group YNyn0 - yn0 +d MVA Rating 80MVA / 40 - 40MVA + 26.7MVA Voltage rating 420 (Tap range +6,to -10)81.25% /11.5KV - 11.5KV +6.3KV

0 Answers   Bhel,

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What is MS-EXCELL?

0 Answers   NTPC, Siemens,

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defination of lines

0 Answers  

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what will happen if we will not use commutater means if we will give dc to the windings in dc motor

1 Answers  

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