Answer / ravendran

capacitor banks to use improve the power factor.in motor
side to reduce the temperature and losses

Answer / oarhe ize

We test the capacitor bank by connecting the testing lead
to the positive and negative end of terminals.

what's ripple content in rectifier? how it formed?

1 Answers  

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how many types of ratings are there of transformer

5 Answers   Met Trade,

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working principle of UPS

15 Answers   Mantri,

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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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out of all machines which have highest efficiency and why?

2 Answers  

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why transformer are rated in kva.

5 Answers   Dalkia, Nalco,

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what are the values of VRY,VYB,VBR,Vry,Vyb,Vbr,Vrn,Vyn,Vbn for Magenetic balance test of 100 KVA and 63 KVA Distribution transformer

0 Answers  

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how can we find of cable capicity in amper?how much ampere withstand by 300sqmm cable?

1 Answers  

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What is the formula to calculate the no load current of a single & three phase induction motor

0 Answers   HCL, Nokia,

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what should be 3phase motor capacity or rating to connect in star connection. what should be 3phase motor capacity or rating to connect in delta connection. what should be 3phase motor capacity or rating to connect in star delta connection

1 Answers  

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IN bateery size of positive is biger than negative .why?

8 Answers   Power Grid,

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(1)For 3 No 1500 KVA transformer require on one single bus bar or need to be section through bus coupler means upto 3MVA.(2) 22KV Net work system as ring, How maney I/C required or 0ne I/C and one O/G.(3) What should be rating of VCB for 22 KV line.(4)Electrical/mechanical inter lock, why we need.

0 Answers  

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