A solid concrete wall has dimensions [L] m x[b] m and is [d]…

A solid concrete wall has dimensions [L] m x[b] m and is [d] cm thick. The thermal conductivity of the concrete is 1.3 W/m ∙ K, and it separates a basement from the ground outside. The inner surface of the wall is at [p]°C, and the outside surface is at [q]°C. How much heat flows through the wall every [t] minutes?

A [m] kg copper bar is put into a smelter for melting. The i…

A [m] kg copper bar is put into a smelter for melting. The initial temperature of the copper is [a] K. How much heat must the smelter produce to completely melt the copper bar? The specific heat for copper is 386 J/kg∙K, the heat of fusion for copper is 205,000 J/kg, and its melting point is 1357 K.

This study tool with pull 30 random questions per each attem…

This study tool with pull 30 random questions per each attempt. You can utilize this tool to prepare for the final exam. Please do not copy/paste, screen record, print, or otherwise manipulate this resource. This practice exam should only be used for exam preparation inside of Blackboard. You can take the exam as many times as you wish. You will receive a new question set each time you take the exam. This is an ungraded activity.