can anybody send me syllabus of rrb section engg (electrical). and also send previous question pepar...

0 Answers   GKB,

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is all the servo motors having brake?please specify which servo motors having brake for stop on position and which are not.

0 Answers  

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How many types of Transformers are there?

8 Answers  

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what are the reasons of CT circuit faulty in busbar protection scheme?

0 Answers   Getco,

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How many types of lightings are there

2 Answers   ABB, Met Trade,

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what happen when dc shunt motor field is sudden open in running condition

34 Answers   APGenco, Bhel, IIT, JMRC, TCS,

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Why is shaft current insulation required on large motors & when should it be checked i.e. before or after assembly?

2 Answers   Aramco,

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What is the basic difference between 90% stator earth fault and 100% stator earth fault, and its phenmenona?

4 Answers   Reliance,

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why normally Generator rating are between 11Kv to 22Kv?

7 Answers   Torrent Power,

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dear all, How do i increase UPS (1000VA)backup time ? i have connected 2 12v wold you please 120 aH battery externally. ups charge the lead acid battery only 12.7 volt. backup time only 10.00 minuts and gose off. can any one of you help me?

1 Answers   Technomax, ups,

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I am inpecting a 10kVA UPS what tests should i do and should i observe?

0 Answers  

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what is the diffrence between dol and star delta strater? why star delta starter used instead of dol?

3 Answers  

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