Quiz 2 - Midterm Exam Flashcards
The term for the analytical method used to solve transient conduction problems.
Lumped capacitance method
The term for the length that accounts for heat loss in fins.
Fin length correction factor
The term for the condition where the temperature gradient is zero.
Adiabatic boundary condition
The mode of heat transfer that occurs due to molecular interaction within a solid.
Heat conduction
The term for the boundary where heat flux is constant.
Neumann boundary condition
The ratio of convective to conductive heat transfer resistance.
Biot Number
The term for heat conduction through a composite material.
Composite wall heat conduction
The mathematical model that describes how temperature varies within a body over time.
Heat diffusion equation
The term for the steady-state conduction solution in a rectangular plate.
Separation of variables method
The term for the heat equation when thermal conductivity is constant.
Linear heat conduction equation
The scientist who formulated the fundamental law of heat conduction.
Joseph Fourier
The ratio of convective to conductive heat transfer resistance.
Biot number
The mathematical technique used to solve the heat conduction equation analytically.
Separation of variables
The term for heat conduction in a semi-infinite solid.
Semi-infinite heat conduction
The term for heat transfer per unit area and time.
Heat flux
The term for unsteady heat conduction where temperature changes over time.
Transient heat conduction
The type of heat transfer analysis where spatial temperature variation is ignored.
Lumped system analysis
The property that combines thermal conductivity, density, and specific heat.
Thermal diffusivity
The physical property of a material that measures its ability to conduct heat.
Thermal conductivity
The term for the boundary where temperature is constant.
Dirichlet boundary condition
The quantity represented by the symbol “k” in heat conduction equations.
Thermal conductivity
The term for steady-state heat conduction with no internal heat generation.
Laplace equation
The term for heat conduction through a cylindrical wall.
Radial heat conduction
The term for the dimensionless number used in transient heat conduction.
Fourier number
