A furnace wall is made of three materials (I, II and III) of equal thickness and having thermal conductivity k1 k2 and k3 respectively. The steady state temperature profile inside each material is shown in the figure. Thermal conductivities of the materials will vary as
A. k1 > k2 > k3
B. k2 > k1 > k3
C. k3 > k1 > k2
D. k3 > k2 > k1
Answer: Option C
Related Questions on Miscellaneous in Metallurgy
The extending the polymer chain by successive addition of monomers units is called
A. Propagation
B. Termination
C. Both A and B
D. None of these
If Reynolds number is greater than 1, then the
A. Viscous force is larger than the inertia force
B. inertia force is larger than the viscous force
C. inertia force is larger than the surface tension force
D. inertia force is larger than the gravitational force
Which is the correct (degree) temperature range for spherodized carbide in low carbon steel
A. 750-950°C
B. 950-1150°C
C. 550-750°C
D. None of these
Join The Discussion