Tin plate box to demonstrate radiant heat output.
- Tin plate box - 13 cm sides
- Top opening fitted with a stopper
Tin plate box with 130 mm sides. The vertical faces of the box are blackened, roughened, varnished and polished respectively. The top opening is fitted with a stopper. The apparatus is filled with water maintained at boiling point by a low Bunsen flame Inferred sensors may be used to compare the relative radiant heat output from each of the four faces.