how to find the ballast lost from the actual wattage? for example i am going to

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?

Question Posted / santhu.janga

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how to find the ballast lost from the actual wattage? for example i am going to buy decorative type..

Answer / wareagle

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

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how to find the ballast lost from the actual wattage? for example i am going to buy decorative type..

Answer / k.prakashchandra

Equal to I^2xR ( resistance of ballast )

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