I am going to appear RRB Sr. Section Engineer Exam, Electrical. Can you send me previous year questions of RRB Electrical engineer. specially Section Engineer questions. my email id is likerahulworld@gmail.com

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Discuss about gear cutting machines.

0 Answers   Ashok Leyland,

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why ac supply neutral should earth not in dc (-)

2 Answers  

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why transmission lines traveled in high voltage?

5 Answers   TATA,

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WHY CBCT USE ONLY IN Y PHASE NOT OTHER PHASES

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how can we understand that where we have to use ac or dc coil for solenoid valve and why?what is the different between coil of ac and dc explain please.

0 Answers   TK Group,

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what is advantage in open delta connection?

20 Answers  

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HOW TO IDENTIFY THE RELAYS WHICH APPLICATION IN WHICH RELAY USING?

1 Answers   L&T,

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Hi,My name is ranms i want to know the machine vibration related problems.post me if any body knows. 1) Possible causes of machine horizontal vibration high? 2) Possible causes of machine vertical vibration high? 3) Possible causes of machine axial vibration high?

1 Answers  

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How to convert KW to KVA or KVAR OR kvar/kva to kw?

8 Answers  

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How npn and pnp transistor works

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Explain what happens to the speed of a series motor as the load decreases

1 Answers  

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