about metallurgy

0 Answers   Bhushan Power Steel,

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Why we make body earthing of transformer and what will be the size of the copper wire for this purpose related to KVA Capacity of the Transformer as per code.

0 Answers  

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Handpump harness water dont go back.Why?

1 Answers   Focus Energy,

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explain ht breaker in a detailed way??

1 Answers   Reliance,

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What is sub category?

1 Answers   DBS,

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In an existing power plant (phase I) with step up transformers (3nos) with Ynd1 vector group to the 400KV bus bar,an extension power plant (phase II) with transformers (4nos) with Ynd11 vector group >. what are the consequences of such configuration ,please note that % impedance are also differ i.e. 15% & 10.5% the reason was that auxiliary supply interface is at different voltage levels i.e 400v & 6.6KV in phase i and phase II respectively .please advise ! Thank you !

1 Answers  

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How does an Accumulator works?

0 Answers   Heavy Engineering Corporation Ltd HECL,

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what is the work of commutator and brush in motor

0 Answers  

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Question asked in prototech first round

0 Answers   Protech,

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Basic questions asked in HPCL(instrumentation) in refinery section

1 Answers   HPCL,

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Question 97 - Two viruses a and b with masses of Ma and Mb are moving at velocities of Va and Vb respectively, facing towards each other and collide. After collision both masses of Ma and Mb disappear. (a) Find the total momentum available for both a and b. Hint : momentum = mass x velocity = M x V. (b) Guess the total energy E generated from the disappearance of a and b. Let c to be the velocity of light. Hint : E is equal to M c square.

1 Answers  

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can DOL used with slip ring motor?

0 Answers   NTPC,

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