Heat Transfer MCQ
1. Definitions and Basic Concepts
Modes of Heat Transfer
Steady and Unsteady Heat Transfer
2. Fourier Equation and Thermal Conductivity
Fourier Equation
Thermal Conductivity of Materials
General Heat Conduction Equation
3. Steady State Conduction
Conduction Through a Plane Wall
Conduction Through a Composite Wall
Conduction Through a Cylindrical Wall
Conduction Through a Sphere
Shape Factor
Effect of Variable Conductivity
Critical Thickness of Insulation
4. Conduction with Heat Generation
Heat Generation Through Plane Wall
Dielectric Heating
Heat Generation Through Cylinder
Heat Generation Through Sphere
5. Heat Transfer from Extended Surfaces
Fins
Steady Flow of Heat Along a Rod
Heat Dissipation from an Infinitely Long Fin
Heat Dissipation from a Fin Insulated at the Tip
Fin Performance
Design Considerations for Fins
Heat Flow Through Triangular and Parabolic Fins
Thermometric Well
6. Transient (Unsteady State Heat Conduction)
Time Constant
Response of a Thermocouple
Transient Heat with Infinite Conductivity
Transient Heat with Finite Conductivity
Biot Number
Lump System Analysis
Transient Heat Conduction in Infinite Thick Solids
Periodic Variation
7. Radiation : Processes and Properties
Transmissivity
Reflectivity
Absorptivity
Black Body
Spectral And Spatial Energy Distribution
Planck’s Law
Stefan- Boltzman Law
Wein’s Displacement Law
Kirchoff’s Law
Gray Body and Selective Emitters
Intensity of Radiations
Solar Radiations
8. Radiation : Exchange between Surfaces
Heat Exchange Between Black Bodies
Shape Factor
Heat Exchange Between Non Black Bodies
Network Approach for Heat Exchange
Radiations Shields
Adiabatic and Reradiating Surfaces
Gaseous Radiations
9. Convection : Processes and Properties
Types of Flow
Reynolds Number
Types of Convection
Nusselt Number
Newton- Rikhman Law
10. Dimensional Analysis
System of dimensions
Dimensional Homogeneity
Rayleigh’s Method
Buckingham’s Pi- Method
Model Studies and Similitude
Dimensional Analysis – Pros and Cons
Significance of Dimensionless Groups
11. Empirical Correlations for Free and Forced convection
Correlations for Forced Convection
Laminar Flow
Turbulent Flow
12. Condensation and Boiling
Boiling
Bubble Growth
Nucleate Boiling
Free Convection Boiling
Condensation
13. Hydrodynamic and Thermal Boundary Layers
Thermal Boundary Layer
Pohlhausen Equation
14. Heat Exchangers and Mass Transfer
Classification of Heat Exchanger
Mean Value of Capacity Ratio
Mean Temperature Difference
Specific Heat
Heat Transfer Coefficient
Heat Flux Through a Cylindrical Wall and Plate
Heat Exchanger Effectiveness
Number of Transfer Units