Answer / raja

OUR RAIL SYSTEM IS BASED ON RAILWAY TECHNOLOGY IN UK (
BRITISH )THIS IS WELL KNOWN FACT AS BRITISH ONLY INITIATED
RAILWAYS IN INDIA DURING THEIR RULE .

SNCF PROPOSED 25 KV TRACTION APPROX IN 1870 'S FOR RAILWAY
IN UK AND INDIA WAS ALSO KEEN IN ADOPTION IN THIS TECHNOLGY .
FROM THEN UNTIL NOW IT HAS BECOME A STANDARD VOLTAGE
TRACTION IN ALMOST ALL COUNTRIES IN THIS WORLD .

Dear All, Pls let me know about ELR.... CBCT is using for singnal purpose... How it works.. any body can explain pls.......

4 Answers  

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The transmission does not have options: a)Partition noise b) Flicker noise c) resistance d) Short noise and reason

0 Answers  

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What is depreciation factor?

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what size of copper busbar use for 11kv 630A

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What is DPR relay, And what for??

2 Answers   Engro,

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Can the output voltage of a rectifier be greater than the input AC voltage without the use of any voltage multiplier in the circuit??please provide the explanation too..

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ho can we calculate the conductor insulation value according to their ratings like voltage,current etc.how insulation value related with voltage,current and power of amachine

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Where double earthing is required? Is there any power specification to have double earthing?

10 Answers   Delphi,

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how to calculate overall efficiency of diesel generator set? give us a formula with an example.

2 Answers  

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How to test and satisfy the conditions of the vector group YNd1 for power transformer?

1 Answers   Areva,

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9 Answers   Doshion, MIT,

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what is vtg limit of earth and neutral at transformer side?

0 Answers   IOCL,

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