Answer / sathish charles

in industrial applications,

What is meant by IP55 motor.Where it is used?

2 Answers   Zuari,

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what is meant by excitation current & armature current ? where its produce & how we can calculate ?

0 Answers  

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Questions :- HR- Q.1 about yourself & family background ? Q.2 Why u choose Power sector as ur carrier starting not any other sector ?? Q. 3 What think abt NTPC ? Techincal Questions:- Q.1 about Vocational Training……What u did , see the main equipments….etc Q.2 Why a transformer Noise during its running condition ? Q.3 about transformer oil material & Test name for the measurement of its dielectric strength & wht will u do if its dielectric strength goes low ? ……..some discussion type ? Q.4 What is relation between transmission lines & Communication lines ? Q.5 Which Machine u will prefer to use at a place where flammable gases are coming out & why ? Q.6 how fault in an electric system is detected & hw protection of equipments is done ? Q.7 Why we didn’t feel electric shock in an electric train ?? Q.8 Anything u want to ask from us ??

44 Answers   Akona Engineering, Bhel, BSES, Cranex, DRDO, JCB, NTPC,

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EXPLAIN THE FOLLWING: (1) BANDWIDTH (2) SELECTIVITY (3) RESONANT FREQUENCY (4) CURRENT MAGNIFICATION

1 Answers  

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what is maxemo work permit procedure

0 Answers  

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sir i applied for hpcl(electrical).i want to know from which subjects most of the technical que will b asked.and pattern of the written test.pls help me

0 Answers   HPCL,

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Earth Is a very good conductor or very good insulator.? If a good conductor then why current donot flow through small piece f earth and if a good insulator then why we use it as return path in lines.???

6 Answers   L&T,

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State the difference between Three winding transformers and Two winding transformers ? where its used?

8 Answers  

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what is under coal gassification?

0 Answers  

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what is the rating of a power transformer?

1 Answers   ACME,

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What happens if the Capacitive Voltage Transformer Primary neutral is not earthed. There is a CVT between Transformer and source, and the CVT neutral of the transformer is not earthed, does it effect the transformer while charging or does it effect the transformer charging process.

1 Answers  

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what is the main parts of transformer? how it is functioning? pls giv the ans briefly.

0 Answers  

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