A horizontal cylinder having a diameter of 5 cm and an emissivity of 0.5 is placed in

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A horizontal cylinder having a diameter of 5 cm and an emissivity of 0.5 is placed in a large room, the walls of which are maintained at 35oC. The cylinder loses heat by natural convection with an h of 6.5 W/m2·oC. A sensitive thermocouple placed on the surface of the cylinder measures the temperature as 30oC. What is the temperature of the air in the room?
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Heat Transfer

ISBN: 978-0073529363

10th edition

Authors: Jack Holman

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