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Posted: **Sat May 21, 2022 3:58 pm**

: Ptivitubreng A Sphere Is Subjeeted To Cooling Air At Noe This Leads To A Conveetive Heat Transter Coefficient N 120 1 (152.67 KiB) Viewed 10 times

ptivitubreng A sphere is subjeeted to cooling air at noe. This leads to a conveetive heat transter coefficient (n) = 120w/m2K. The thermal conductivity of the sphere is 42 wink and the sphere is of, 15 mm diameter. Determine the time requied to cool the sphere from 550'e to qo'e.it Wito