Calculate the steady-state rate of heat loss from a horizontal steam pipe of diameter 0.05m and length 10m if it has a constant surface temperature of 143C and is exposed to still air at 12C. Ignore end effects. (a) First indicate if this problem involves forced or natural/free convection. (b) Now identify a correlation in your textbook that applies for this situation and geometry. Please state both the equation number from the text and write the equation that allows you to find the Nusselt number. (c) Find the heat transfer coefficient. (d) Calculate the steady-state rate of heat loss. The properties of air are included below from Appendix B in your textbook, requiring you to interpolate. To help you interpret the headings in the table, please note that the viscosity