# Solution - A Pinhole is Made in a Hollow Sphere of Radius 5 Cm Whose Inner Wall is at Temperature 727 C. Find the Power Radiated per Unit Area. - Temperature and Heat

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#### Question

A pinhole is made in a hollow sphere of radius 5 cm whose inner wall is at temperature 727oC. Find the power radiated per unit area. [Stefan’s constant σ = 5.7 x 10-8 J/m2 s K4 , emissivity (e) = 0.2]

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Solution for question: A Pinhole is Made in a Hollow Sphere of Radius 5 Cm Whose Inner Wall is at Temperature 727 C. Find the Power Radiated per Unit Area. concept: Temperature and Heat. For the courses 12th HSC Science (Computer Science), 12th HSC Science (Computer Science), 12th HSC Science (Electronics), 12th HSC Science (Electronics), 12th HSC Science (General) , 12th HSC Science (General)
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