what is the use of excitation transformer in LAVT PANEL?

2 Answers  

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what is the different beetween kva and kwh?

4 Answers  

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Define thermal resistance in the context of power amplifier.

0 Answers  

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How do we calculate the maximum amount of current in a 300 SQ.MM cable ?

1 Answers   Roto Power,

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Between Turbo alternator and Hydro alternator which one is more difficult to cool and why?

2 Answers  

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What is the necessary and sufficient condition for stability.

0 Answers  

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whata is battery charger ?how many cells connected for 110v?

1 Answers   Essar,

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what is the minimum winding resistance of 30hp compressor, to run or to switch on

0 Answers  

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DEAR SIR, HOW TO CALCULATE WELDING TRANSFORMER CAPACITY IN KW OR KVA (POWER). TWO WELDING TRANSFORMER USED WHAT TYPE OF DG SET CAPACITY LIKE ( 45 KVA OR 62.5 KVA), PLEASE TELL THE WELDING TRANSFORMER RATEINGS. I AM REFINARY (TANKS WELDING) THANKING YOU

2 Answers  

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What is working principal of V.C.B., O.C.B., A.C.B & Over load relay?

4 Answers   Unitech,

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what is relay

8 Answers  

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What is the differance between 2 dc motors of armature voltage 660 v and 440 v?

0 Answers   Kirloskar,

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