Lag1989 problem number 23.5

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Sold: 1 last one 03.06.2021
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Uploaded: 28.03.2019
Content: L23_5.pdf 44,56 kB
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Product description

A hot metal surface with an area of S = 10 cm² emits energy of 4 * 10 в J in 1 min. Surface temperature is 2500K. Find the ratio of the energy luminosities of this surface and an absolutely black body at a given temperature.

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