Answer / wareagle

If you are buying a fixture with an electronic ballast, the
losses are close to zero.

Answer / k.prakashchandra

Equal to I^2xR ( resistance of ballast )

Is there any relevant technique to produce power from light and heat energy of the sun simultaneosly from same rays of light?

0 Answers  

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In APFC panel, Why on dealy timer is used in Capacitor controlling circuit?

1 Answers  

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Can I use star delta connected induction motor for dual supply voltage?

0 Answers  

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why and where we use early make & late break contacts in protection?

0 Answers  

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testing of transformer

1 Answers   Vijai Electricals,

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wat are the transmission losses.... how can it be compensated....... wat s power system.......

1 Answers   NPC, NTPC, TCS,

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In India the supply voltage is 230 volt A.C. During the negative half cycle phase becomes neutral and neutral become phase? or what will happen during negative half cycle? how the electrons flow during positive and negative half cycle?

0 Answers   ITI,

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Why we oil in tranformer/

5 Answers  

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What is mean by sinewave.

0 Answers  

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how we can check that any motor is faulty may be single phase or three phase?

2 Answers   MAHINDRA,

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What are effect of radio system in DCS Distributed control system ?

1 Answers   Sabic,

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how terminal voltage increases when load is capacitive (leading pf load)? (explain practically what is happening, not using phasor diagram

1 Answers  

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