Answer / k ravinder

INTEGRATION OF((d(KWH)t/dt)/(d(KVAH)t/dt))=K, K=.95 LIMITS
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On a 6 KVA UPS we have to provide a DC MCB for Battery bank of 16 nos (12 V 42 AH). What Shall be the current rating of DC MCB ?

0 Answers   TNEB Tamil Nadu Electricity Board,

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The potential difference between a phase and neutral is 230v , but the potential difference between two phases is 400v. why?

4 Answers   HCL,

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what is the purpose of checking IR and Megger values in motor windings?

5 Answers  

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What is meant by term Back to back in HVDC transmission?

1 Answers   SSC,

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how can we calculate ct ratings ?its any formula ?

3 Answers  

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What is making & breaking current ???

0 Answers   JLL,

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How a ship getting grounded

2 Answers   Deltin Jaqk,

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can we use the 110 v primary Tr 240 v secondary step up Transformer as reverse 240 pri 110 sec

3 Answers   Hyundai,

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All we know about T/R, Is it possible to make T/R primery singlr phase and secondery three phase,If it then how?... Need Description

1 Answers  

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out of all machines which have highest efficiency and why?

2 Answers  

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we want low electricity at lower speed of fan.what we have to do?

5 Answers  

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why fan consume constant power even when we increase or decrease its circuit resistance through speed regulator???

2 Answers  

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