A blackened metal container of negligible heat capacity is filled with water. The container has sides of length l=10cm. It is placed in an evacuated enclosure whosewalls are kept at 27^(@)C. How long will it take for the temperature of th water to change from 30^(@)C to 29^(@)C. (sigma=5.67xx10^(-8)Wm^(-2)K^(-4))

A blackened metal container of negligible heat capacity is filled with

1.	A blackened metal container of negligible heat capacity is filled with water. The container has sides of length l=10cm. It is placed in an evacuated enclosure whosewalls are kept at 27^(@)C. How long will it take for the temperature of th water to change from 30^(@)C to 29^(@)C. (sigma=5.67xx10^(-8)Wm^(-2)K^(-4))
Answer» ANSWER :`1H 17 MIN`