Question

A long and rectangular metal blade is 4cm thick and has a surface temperature of 40°C. Both sides of the blade are in an environment of 20°C. the surface of the blade;

a) In case of vertical,

b) In case of inclination of 45°,

c) Find the temperature changes in case of horizontal.

Answer 1

Solution;

Given;

$t=4cm$

$T_s=40°C$

$T_e=20°C$