how to find the ballast lost from the actual wattage? for example i am going to buy decorative type 2x36watts fluorescent light fitting for this lamp how to find the ballast lost? is there any formula?

2 Answers   MEIL,

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What happen when neutral point connected to core balance current transformer? (Neutral point of an alternator of a 180KVA DG. Neutral point connected to CBCT means enter to the CBCT)

0 Answers   Great Eastern Energy Corporation Ltd,

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What is the following which is printed on electrical appratuses like AC21 ,AC 23 , etc ?

1 Answers  

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how withstand of hi-pot test outputs of transformer wire 2.5mm

0 Answers  

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what is the constructional difference between a power transformer and potentian transformer?

0 Answers   BTM,

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what is the safe meggar values for motor, transformer HT, LT and Cables?

12 Answers   IOCL, Jindal, TATA,

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Why the meters sonnected to metering core of CT are not damagedon event of a fault??? Explain the phenomena??

1 Answers   Schneider,

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if the supply voltage increased by N times, the x-section of conductor will be.........

2 Answers   APGenco, Electrical Tech, Ericsson, IES, Thirumalai Chemicals,

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define ac reactor? thier application;

1 Answers  

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what is the difference between grounding and earthing......how can we differentiate each other.....

2 Answers   Wipro,

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AMF (auto mains failure) control for DG sets at home.

1 Answers  

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DEAR SIR,I GOT THE CALL LETTER FROM RRB, SECUNDERABD AS A JE-II SO PLEASE PROVIDE ME SOME MODEL QUESTION AND ANSWER PAPERS AND LAST YEAR QUESTION PAPERS

0 Answers  

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