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3. A 30 kg iron was put in a container with water. The water is at 10°C and the iron has an initial temperature of 493 K, until the iron is in thermal equilibrium with water. Find the change in entropy. (C, for iron = 0.4 kJ/kg – k) a. -12.56 kJ/K b. -43.58 kJ/K c.-25.78 kJ/K d.-6.66 kJ/K

3. A 30 kg iron was put in a container with water. The water is at 10°C and the iron has an initial temperature of 493 K, until the iron is in thermal equilibrium with water. Find the change in entropy. (C, for iron = 0.4 kJ/kg – k) a. -12.56 kJ/K b. -43.58 kJ/K c.-25.78 kJ/K d.-6.66 kJ/K

Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
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3. A 30 kg iron was put in a container with water. The water is at 10°C and the iron has an initial temperature of 493 K, until the iron is in thermal equilibrium with water. Find the change in entropy. (C, for iron = 0.4 kJ/kg-k) a. -12.56 kJ/K b. -43.58 kJ/K c.-25.78 kJ/K d.-6.66 kJ/K
Transcribed Image Text:3. A 30 kg iron was put in a container with water. The water is at 10°C and the iron has an initial temperature of 493 K, until the iron is in thermal equilibrium with water. Find the change in entropy. (C, for iron = 0.4 kJ/kg-k) a. -12.56 kJ/K b. -43.58 kJ/K c.-25.78 kJ/K d.-6.66 kJ/K
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