which relay is used for both detection & correction?(there is only one relay)

2 Answers  

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1.where in India the maximum transmission voltage is operated? 2.what the methods are used to cool down the transformer?give the specific ratings of the transformer & specific cooling process. 3.how zero & negative sequence reactances are formed in a rotating machine when fault occur in the system?

2 Answers   IES,

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What will happen if we give AC supply to DC motor?

4 Answers  

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how Local Breaker Backup relay working?

1 Answers  

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when we r using 3.5 cable for a bldg. and put laod on each phase using the neutral and neutral is the return paht for the phase so the current of the neutral must be Ir+Ib+iY (return).But the size of the netural is .5 as comper to the phase.

2 Answers  

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my UPS is 600VA with 0.6 p.f and i use it for my computer which has 450W power supply unit, a monitor of 633nW and speakers. Can any one explain this.. because the output of UPS should be 360W (<450W)

2 Answers  

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What is the work of ACCP in LT panel?

5 Answers   Juniper Networks,

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What are safety device in vcb and acb?

0 Answers   IOCL, L Usine Fashion,

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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

0 Answers  

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How to check maintenance free battery 12V,26AH using analog multimeter

1 Answers  

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explain maximum demand factor

1 Answers   Sterling,

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why vector group used in transformer and what effective in output

1 Answers  

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