4. A hot small copper ball [c in kJ/kg.°C, k in W/m.°C] is suddenly placed in water maintained at 100 °C. The convection heat transfer coefficient is h in W/m². °C. Derive equation to calculate the time required to reduce ball to temperature T.
4. A hot small copper ball [c in kJ/kg.°C, k in W/m.°C] is suddenly placed in water maintained at 100 °C. The convection heat transfer coefficient is h in W/m². °C. Derive equation to calculate the time required to reduce ball to temperature T.
Chapter5: Exponential And Logarithmic Functions
Section: Chapter Questions
Problem 38CT
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![4. A hot small copper ball [c in kJ/kg.°C, k in W/m.°C] is suddenly placed in water
maintained at 100 °C. The convection heat transfer coefficient is h in W/m². °C. Derive
equation to calculate the time required to reduce ball to temperature T.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F52db7b60-a290-444d-8d34-4f26623b6b6c%2F37a03b88-d1ce-42a5-9a0f-a6e9805baee9%2F8jwrba_processed.jpeg&w=3840&q=75)
Transcribed Image Text:4. A hot small copper ball [c in kJ/kg.°C, k in W/m.°C] is suddenly placed in water
maintained at 100 °C. The convection heat transfer coefficient is h in W/m². °C. Derive
equation to calculate the time required to reduce ball to temperature T.
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