A 'thermacole' ice box is cheap and efficient method for storing small quantities of cooked food in summer in particular

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thermalpropmatter

#1

A ‘thermacole’ ice box is cheap and efficient method for storing small quantities of cooked food in summer in particular. A cubical ice box of side 30 cm has a thickness of 5.0 cm. If 4.0 kg of ice are put in the box, estimate the amount of ice remaining after 6 h. The outside temperature is 45°C and coefficient of thermal conductivity of thermacole


#2