the power required to boil the water in a copper pan (Cs,f = 0.013 and n = 1), 180 mm in diameter. The bottom of the pan is maintained at 115
the power required to boil the water in a copper pan (Cs,f = 0.013 and n = 1), 180 mm in diameter. The bottom of the pan is maintained at 115
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
Estimate the power required to boil the water in a copper pan (Cs,f = 0.013 and n = 1), 180 mm in diameter. The bottom of the pan is maintained at 115 ℃ by the heating element of an electric range. Properties of Water (1 atm): Tsat = 100℃, ρl = 957.9 kg/m3, ρv = 0.5955 kg/m3, Cpl = 4217 J/kg.K, μl = 279*10^-6 N.s/m2, Prl = 1.76, hfg = 2257 kJ/kg, σ = 58.9*10^-3 N/m.
Select one:
a. 16420 W
b. 18166 W
c. 16240 W
d. 11760 W
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