Answer / venkatesan

it deals with HT motor & transformers

Answer / srinivas

it deals wth ht motor and generators there plant is near
nelamangala near bangalore

Answer / shikhar

Auto-transformers

what is the difference between Earth and neutral? and what is the difference between ground earthing and neutral earthing?

2 Answers  

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wts d diff b/w C.T. & P.T.?

9 Answers  

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Draw a block diagramof Three UPS systems connected in Parallel mode?

0 Answers   HSL,

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If i have two 3000 kW motors and the whole facility requires a 10 MVA transformer. What would be better installing two 5 MVA transformers(one for 1 motor ) or just a single 10 MVA transformer for both of them. Give reasons for your answer.

4 Answers  

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What is complex power?

1 Answers   DRDO,

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List the power rating of any 5 important electrical appliances used in houses.

0 Answers  

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dc supply given to dc generator winding.how is possible? my knowledge is saying the winding will burn. please reply.

0 Answers  

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Why generation voltage in thermal power plant is between 11kv to 33kv?

0 Answers  

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what is use of stater and choke in tube light.?

2 Answers   Aditya Birla,

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1. What is differential relay? How it operates? 2.How to calculate the Short Circuit Impedance in Transformer? 3.What is the alternate solution for testing of polarity by using polarity tester while its milli ammeter does not works? 4. While testing the 33KV Busbar by using Hipot kit, what should be the test voltage we have to apply? 5. What is the procedure/activities to be taken to inject the current more than 2000A by using 2000A Loading Transformer? 6. Explain how you can give the overload setting to any Motor Protection Relay for a HT motors with formula and example? 7. Why restricted earth fault protection is needed? Why can’t differential Protection is sufficient? 8. What should be the minimum and maximum ohmic value for earthing? 9. Why DC Currents are not used in transformer? 10. What is the Frequency while we step up the voltage from 220V to 11KV? Is it possible? Explain it?

0 Answers  

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What is the difference between in Fourier series and Fourier Transform. and please tell me the difference between both of them and the why we use them in communication system?

0 Answers  

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What are the ratings of VCB, MCB, MCCB, SF6, ACB, and OCB?

0 Answers  

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