The critical radius 'r' of insulation on a pipe is given by
The critical radius 'r' of insulation on a pipe is given by Correct Answer $${\text{r}} = \frac{{\text{k}}}{{\text{h}}}$$
The critical radius 'r' of insulation on a pipe is given by Correct Answer $${\text{r}} = \frac{{\text{k}}}{{\text{h}}}$$