A hot cylindrical ingot 50 mm in diameter and 200 mm in length is taken out of the oven at 800°C to be immersed in water until its temperature reaches 500°C. Then it is directly exposed to the air until its temperature drops to 100°C. Find the total time required for an ingot to reach the temperature of 100°C (from 800 to 100°C)

Answer rating: 100% (QA)

solution Unskeady Shate Heat franfer drmtu g Ingot d S... View the full answer