Question Number 51148 by peter frank last updated on 24/Dec/18
$${Two}\:{hot}\:{cubes}\:{are}\:\:{at}\:{same}\: \\ $$$${temperature}\:{and} \\ $$$${both}\:{are}\:{cooled}\:{by}\:{forced}\: \\ $$$${convetion}\:{the}\:{cube}\:{are}\:{made} \\ $$$${from}\:{the}\:{same}\:{material} \\ $$$${but}\:{one}\:{has}\:{side}\:{of}\:{L}\:{metre} \\ $$$${and}\:{other}\:{one}\:\mathrm{2}{L}\:{metre}. \\ $$$${which}\:{cube}\:{is}\:{at}\:{quicker}\: \\ $$$${rate}\:{of}\:{cooling} \\ $$$$ \\ $$
Answered by peter frank last updated on 25/Dec/18
Commented by peter frank last updated on 25/Dec/18
$${i}\:{think}\:{smaller}\:{cube}\:{is}\:{at}\: \\ $$$${quicker}\:{rate}\:{of}\:{cooling} \\ $$$${than}\:{larger}\:{cube}\:{becouse} \\ $$$${rate}\:{of}\:{cooling}\:{for}\:{smaller} \\ $$$${cube}\:{is}\:{twice}\:\:{that}\:{of}\:{larger} \\ $$$${cube} \\ $$