The first telegraph line between Calcutta and Agra was opened in (a) 1852 (b) 1853 (c) 1854 (d) 1855
4 24480HOW DOES ONE SELECT A TRANSFORMER PHASOR GROUP IE, WHETHER A STAR-DELTA TR OR A STAR-STAR OR A DELTA-DELTA, ETC. TRANSFORMER IS MORE SUITABLE FOR A PARTICULAR KIND OF LOAD OR WORKING CONDITION???
3 7638how to check the earth resistance value& what is the minimum earth resistance for good earthing sysytem.
33 153351how can we find a burden of potential transformer? what does it effects? how can we calculate rated load of it?
4 34402We have 11kV/110V three phase indoor potential transformer in 66/11kV Sub-station, where the failure of PT is frequently happening and the rating of the PT is 0.2 class accuracy, with primary star and seconday (two cores) star connected. Some experts has suggested to not to connect the PT Primary neutral to the ground because when transformer neutal NCT connection is loose; the faulty current will flow through the PT primary neutral, resulting into failure of PT. My question is: Is it necessary to remove the primary neutral connection of the PT from ground? if not, what would be the reason for failure of PT. Please guide me.
2 3621Post New KPTCL Interview Questions
Where to use function or action?
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Why application server is needed?
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Which is faster tuple or list?
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what would you contribute for bhels growth
The field property is changed from prompt with no edit to prompt with edit. what is the effect. No more data edit possible?
Who invented angular?
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can anyone provide link to download cognos 7.2 version for download along wiht installation and configuration steps tx in advance
how you judge that your interview go good????