A sphere with a diameter of 80 cm is held at a temperature of 250C and is

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A sphere with a diameter of 80 cm is held at a temperature of 250°C and is radiating energy. If the intensity of the radiation detected at a distance of 2.0 m from the sphere's center is 102 W/m2, what is the emissivity of the sphere?

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Physics

ISBN: 978-0077339685

2nd edition

Authors: Alan Giambattista, Betty Richardson, Robert Richardson

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Question Posted: Jun 06, 2016 05:36 AM

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A sphere with a diameter of 80 cm is held at a temperature of 250C and is

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Use Stefans law of radiation Eq 1416 Intensity is ...View the full answer

Physics

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