Thermal conductivity

Related BrainMass Solutions

• Relationship between thermal conductivity and specific heat?

  137198 Relationship Between Thermal Conductivity and Specific Heat Is there any relationship whatsoever between thermal conductivity k and specific heat cp? There is no relationship at all between thermal conductivity and specific heat.

• Thermal Conductivity: Ratio of Conductivities of Two Materials

  Thermal conductivity of material 1 will be less than the thermal conductivity material2 because slop of material 1 is higher than slop of material 2. So ratio of thermal conductivity of material 1 to material 2 will be less than 1.

• Thermal Conductivity: Using the following equation, show the final equation needed to solve for each variable: Q/t = KA (T2 - T1)/L

  84211 Thermal Conductivity: Solve for Each Variable See the attached file.

• Unit of the coefficient of thermal conductivity

  57096 Unit of the coefficient of thermal conductivity What is the unit of the coefficient of thermal conductivity?

• Scattering Mechanism in Metals

  This scattering leads to the size or geometrical effect of the thermal conductivity.

• Determining Shape Factor: Thermal Conductivity and Heat Loss

  The temperature difference is 75 C (disk temperature) - 10 C Large medium temperature = 65 C The thermal conductivity of the medium is 1.4 W /m deg C Total heat loss is 36 W Total heat loss = thermal conductivity x difference in temperature x

• Calculate insulating/heat resistance values

  Explain why and show calculations knowing that: C = 1/R where C = thermal conductance; and C = k/thickness (inches) where k = thermal conductivity (Btu-in/ft2-hr-oF) The key to this problem is in knowing the differences in thermal

• determine the thermal conductivity of the foam

  If it takes 8.0h for 5.0kg of ice to melt in the container, determine the thermal conductivity of the foam. (Assume that the temperature of the ice is 0°C) Please see the attached file. It determines the thermal conductivity of the foam.

• Calculation of percentage heat reduction

  Data: a) the thermal conductivity of steel is 45 W/mK. b) the thermal conductivity of felt is 0.05 W/mK. c) the outside surface heat transfer coefficient is 20.0 W/m2K. d) the inside surface heat transfer coefficient is 2500 W/m2K.

• Heat conduction in a cylinder.

  We start with Fourier's law: where Q is heat transfer rate, K is thermal conductivity, A is the surface area of conduction, and T is the temperature.