Thermal conductivity of wood least depends on

Related MCQs

• The variation of thermal conductivity of a metal with temperature is often correlated using an expression of the form K = K0 + at, where, K is the thermal conductivity and T is the temperature (in °K). The units of 'a' in SI system will be
• For gases, the thermal conductivity increases with temperature rise. For liquids, with increase in concentration, its thermal conductivity generally
• If thermal conductivity of aluminium is say 100 units at 0?C, the thermal conductivity at 500?C will be closer to
• Thermal conductivity of wood depends on
• The thermal conductivity of wood depends upon
• A wall has two layers A and B, each made of a different material. Both the layers have the same thickness. The thermal conductivity of material of A is twice that of B. Under the thermal equilibrium the temperature difference across the wall is 30?C. The temperature drops in layers A and B will be respectively
• Which one of the following will have least value of thermal conductivity?
• Thermal conductivity of a conducting solid material depends upon its
• Thermal conductivity of glass wool depends on
• Unit of thermal conductivity in M.K.S. units is