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Amit srivastava a lone pair electrone...

Blazing goIITian

Joined:	3 Jul 2007
Post:	504

24 Feb 2008 16:49:16 IST

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wot is da relation bw illuminating power and electric power of an electric bulb...?

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wot is da relation bw illuminating power and electric power of an electric bulb...?

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Chirag Sangani

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Joined: 12 Dec 2007

Posts: 611

24 Feb 2008 18:08:57 IST

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could it be P{illuminating} = P{electrical} - I{rms}^2 * R

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