Physics, asked by jiyay, 1 year ago

10 questions with answer on heat

Answers

Answered by roshan30
0
1. Questions & Answers on Definitions and Basic Concepts

The section contains questions and answers on steady and unsteady types of heat transfer and various heat transfer modes.

Modes of Heat TransferSteady and Unsteady Heat Transfer

2. Questions on Fourier Equation And Thermal Conductivity

The section contains questions on various properties of fourier equation and thermal conductivity which include fourier equation, heat conduction equation and thermal conductivity of different materials.

Fourier Equation
Thermal Conductivity of MaterialsGeneral Heat Conduction Equation
Thermal Conductivity of Different Materials

3. Questions & Answers on Steady State Conduction

The section contains questions and answers on conduction through various mechanisms which include plane wall, composite wall, cylindrical wall and a sphere. It also contains questions and answers on shape factor, variable conductivity effect and critical thickness of insulation.

Conduction Through a Plane Wall
Conduction Through a Composite Wall
Conduction Through a Cylindrical Wall
Conduction Through a SphereShape Factor
Effect of Variable Conductivity
Critical Thickness of Insulation

4. Questions on Conduction With Heat Generation

The section contains questions on heat generations through various mechanisms which include plane wall, cylinder and a sphere. Additionally, the section also contains questions on dielectric effect.

Heat Generation Through Plane Wall
Dielectric HeatingHeat Generation Through Cylinder
Heat Generation Through Sphere

5. Questions & Answers on Heat Transfer From Extended Surfaces

The section contains questions and answers on concepts of fins, steady heat flow along a rod, performance of fin, design consideration for fins, thermometric well properties and heat dissipation from a long fin and a fin which is insulated at the tip.

Fins
Steady Flow of Heat Along a Rod
Heat Dissipation from an Infinitely Long Fin 
Heat Dissipation from a Fin Insulated at the TipFin Performance
Design Considerations for Fins
Heat Flow Through Triangular and Parabolic Fins
Thermometric Well

6. Questions on Transient (Unsteady State Heat Conducion)

The section contains questions on thermocouple response, time constant, heat conduction in solids using various mechanisms like infinite thermal conductivity, finite conduction and infinite thick solids. The section also contains questions and answers on biot number and periodic variation.

Time Constant
Response of a Thermocouple
Transient Heat with Infinite Conductivity
Transient Heat with Finite ConductivityBiot Number
Lump System Analysis
Transient Heat Conduction in Infinite Thick Solids
Periodic Variation

7. Questions & Answers on Radiation : Processes And Properties

The section contains questions and answers on various concepts which include transmissivity, absorptivity, reflectivity, black body concepts, planck’s law, stefan-boltzman’s law, wein’s law, kirchoff’s law, radiation intensity and solar radiations.

Transmissivity
Reflectivity
Absorptivity
Black Body
Spectral And Spatial Energy Distribution
Planck’s Law
Stefan- Boltzman LawWein’s Displacement Law
Kirchoff’s Law
Gray Body and Selective Emitters
Intensity of Radiations
Solar Radiations
Solar Absorptivity

8. Questions on Radiation : Exchange Between Surfaces

The section contains questions on Black body heat exchange, shape factor concepts, Non black body heat exchange, radiation shield, gaseous radiation, fouling factor, physical and geometrical property symbols, adiabatic surface, reradiating surface and other network approaches.

Heat Exchange Between Black Bodies
Shape Factor
Heat Exchange Between Non Black Bodies
Network Approach for Heat Exchange
Radiations ShieldsAdiabatic and Reradiating Surfaces
Gaseous Radiations
Fouling Factor
Geomertical and Thermo Physical Properties

9. Questions & Answers on Convection : Processes And Properties

The section contains questions and answers on flow types, convection types, nusselt number, reynolds number and newton rikhman law.

Types of Flow
Reynolds Number
Types of ConvectionNusselt Number
Newton- Rikhman Law

10. Questions on Dimensional Analysis

This section contains questions on Dimensional System and Homogeneity, rayleigh and buckhingam methods, model simulation and studies, dimensionless group importance and advantages and disadvantages of dimensional analysis.

System of dimensions
Dimensional Homogeneity
Rayleigh’s Method
Buckingham’s Pi- MethodModel Studies and Similitude
Dimensional Analysis – Pros and Cons
Significance of Dimensionless Groups
Answered by Jumana11
0
Questions & Answers on Definitions and Basic Concepts

The section contains questions and answers on steady and unsteady types of heat transfer and various heat transfer modes.

Modes of Heat TransferSteady and Unsteady Heat Transfer

2. Questions on Fourier Equation And Thermal Conductivity

The section contains questions on various properties of fourier equation and thermal conductivity which include fourier equation, heat conduction equation and thermal conductivity of different materials.

Fourier Equation
Thermal Conductivity of MaterialsGeneral Heat Conduction Equation
Thermal Conductivity of Different Materials

3. Questions & Answers on Steady State Conduction

The section contains questions and answers on conduction through various mechanisms which include plane wall, composite wall, cylindrical wall and a sphere. It also contains questions and answers on shape factor, variable conductivity effect and critical thickness of insulation.

Conduction Through a Plane Wall
Conduction Through a Composite Wall
Conduction Through a Cylindrical Wall
Conduction Through a SphereShape Factor
Effect of Variable Conductivity
Critical Thickness of Insulation

4. Questions on Conduction With Heat Generation

The section contains questions on heat generations through various mechanisms which include plane wall, cylinder and a sphere. Additionally, the section also contains questions on dielectric effect.

Heat Generation Through Plane Wall
Dielectric HeatingHeat Generation Through Cylinder
Heat Generation Through Sphere

5. Questions & Answers on Heat Transfer From Extended Surfaces

The section contains questions and answers on concepts of fins, steady heat flow along a rod, performance of fin, design consideration for fins, thermometric well properties and heat dissipation from a long fin and a fin which is insulated at the tip.

Fins
Steady Flow of Heat Along a Rod
Heat Dissipation from an Infinitely Long Fin 
Heat Dissipation from a Fin Insulated at the TipFin Performance
Design Considerations for Fins
Heat Flow Through Triangular and Parabolic Fins
Thermometric Well

6. Questions on Transient (Unsteady State Heat Conducion)

The section contains questions on thermocouple response, time constant, heat conduction in solids using various mechanisms like infinite thermal conductivity, finite conduction and infinite thick solids. The section also contains questions and answers on biot number and periodic variation.

Time Constant
Response of a Thermocouple
Transient Heat with Infinite Conductivity
Transient Heat with Finite ConductivityBiot Number
Lump System Analysis
Transient Heat Conduction in Infinite Thick Solids
Periodic Variation

7. Questions & Answers on Radiation : Processes And Properties

The section contains questions and answers on various concepts which include transmissivity, absorptivity, reflectivity, black body concepts, planck’s law, stefan-boltzman’s law, wein’s law, kirchoff’s law, radiation intensity and solar radiations.

Transmissivity
Reflectivity
Absorptivity
Black Body
Spectral And Spatial Energy Distribution
Planck’s Law
Stefan- Boltzman LawWein’s Displacement Law
Kirchoff’s Law
Gray Body and Selective Emitters
Intensity of Radiations
Solar Radiations
Solar Absorptivity

8. Questions on Radiation : Exchange Between Surfaces

The section contains questions on Black body heat exchange, shape factor concepts, Non black body heat exchange, radiation shield, gaseous radiation, fouling factor, physical and geometrical property symbols, adiabatic surface, reradiating surface and other network approaches.

Heat Exchange Between Black Bodies
Shape Factor
Heat Exchange Between Non Black Bodies
Network Approach for Heat Exchange
Radiations ShieldsAdiabatic and Reradiating Surfaces
Gaseous Radiations
Fouling Factor
Geomertical and Thermo Physical Properties

9. Questions & Answers on Convection : Processes And Properties

The section contains questions and answers on flow types, convection types, nusselt number, reynolds number and newton rikhman law.

Types of Flow
Reynolds Number
Types of ConvectionNusselt Number
Newton- Rikhman Law

10. Questions on Dimensional Analysis

This section contains questions on Dimensional System and Homogeneity, rayleigh and buckhingam methods, model simulation and studies, dimensionless group importance and advantages and disadvantages of dimensional analysis.

System of dimensions
Dimensional Homogeneity
Rayleigh’s Method
Buckingham’s Pi- MethodModel Studies and Similitude
Dimensional Analysis – Pros and Cons
Significance of Dimensionless Groups
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