why is using sensor?what is differece between photoelectric and proxmitty?

0 Answers  

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

0 Answers   GKB,

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how do we calculate cable sq mm size,that if 50 A load

2 Answers   GTL, PowerTech,

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define stator,rotor,excitor,rotating rectifier in generator?

1 Answers   Saudi Oger,

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How to calculate cable size in sq units based on motor rating is KW

2 Answers  

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hwat type of motor is used in thermal gas turbine hydro nuclear power plants and why

0 Answers   Bhel,

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Who is the first Bangladeshi Everest climber? Where is his home district?

1 Answers  

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how can see the ac indoor or out door ac which Tr

0 Answers   Wipro,

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Why we do 2 types of earthing on transformer (ie:)body earthing & neutral earthing , what is function. I am going to install a oo kva transformer & 380 kva dg set what should the earthing value?

0 Answers  

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Can we inject more current in ct primary paralleling 2 loading transformers/Injection kit at a time?let ct ratio be (5000/1A)(per kit rating 2000A range),i need to inject 5000A,if this cant b done means wat is d optional?

1 Answers  

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What are the different losses In a de mac1une'! t.xplam

0 Answers  

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An 11kv system consisting of an underground cable to a sub station about 300 meters away was shut down for about 10 hrs. On energising, it tripped off on earth fault about 10---20 mins later 6 times but since than it is not tripping.its already 3 weeks now. The SPAJ was found to be fine. what could be the cause.No test had been done to determine the cause of the trippings till now because of demand.

2 Answers  

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