what is the frequency of direct current(dc)?

12 Answers   Cognizant, University,

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Name of the relay of low lub oil presuure in DG sets

0 Answers   Lineage, Sterling,

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Dear sir, I am working in wind mill division , pls explain Pls explain in details with formula My question is Wind speed 3.5 M/s Gen RPM is 1500 ( 25 K/w Production ) Wind speed 12 M/s Gen RPM is 1500 ( 220 K/w Production ) Why in 3.5 m/s generation was low , why in 12 m/s generation was high , Pls dont explain wind force or wind density , that one already i know For the above question RPM was same why the KW was different Answer : 1. Its depends on the density ( Force ) of the air Sir , Pls explain wit Formula sir

1 Answers   Vestas,

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Dg daily a check duration

5 Answers   AirIndia,

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What is sinusodial & non sinsodial current

1 Answers  

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how to calculate cooling requirement of datacentre from electrical load?

0 Answers  

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what is restircted earth fault relay,how it works? what is diffrance btwn normal earth falut relay & restricted earth fault relay?

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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what happens when back charging of transformer is done for longer period

1 Answers  

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How CT is connected to measure current by changing plug setting , ratio is 300 - 150 / 5 A ?

1 Answers   Ajanta Pharma, Bhel, Cosmo Films, Suzlon,

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what is recovery voltage & transient voltage ?

1 Answers   Bhel,

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how to synchronize 4 nos. of diesel generator sets of different capacity (kva)?

7 Answers   Bhel,

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