Answered: p Ice in the form of long cylinders of…

p Ice in the form of long cylinders of dia. 15 mm at -2O°C are exposed to air at 30°C with a convection coefficient of 15 W/m2K. How long can it be kept exposed before the ice begins to melt.

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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Question

(Q6 (7-17-27-37-40-48-64-69-75
bläi 10 Ice in the form of long cylinders of dia.
15 mm at -2O°C are exposed to air at
30°C with a convection coefficient of
15 W/m2K. How long can it be kept
exposed before the ice begins to melt.
The property values are: density = 920
kg/m3, specific heat = 2261 J/kgK
.conductivity = 2.25 W/mK
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