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Asked by Emile

If we imagine that a bulb of 300W lights on a sphere of 0,5m of radius. If we consider only the half of the area of the sphere, will it receive 300W ?
11 years ago

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Answered by bobpursley
No, it will receive half the power.

Hmmm. I assume the light bulb is in the center of the sphere...
11 years ago

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