Answered: what are the different modes of heat…

Engineering

Mechanical Engineering

what are the different modes of heat transfer? Explain transfer of heat by convection process?

Principles of Heat Transfer (Activate Learning with these NEW titles from Engineering!)

8th Edition

ISBN:9781305387102

Author:Kreith, Frank; Manglik, Raj M.

Publisher:Kreith, Frank; Manglik, Raj M.

Chapter1: Basic Modes Of Heat Transfer

Section: Chapter Questions

Problem 1.56P: A pipe carrying superheated steam in a basement at 10C has a surface temperature of 150C. Heat loss...

See similar textbooks

Related questions

Q: rite the definition ,formula and significance of Reynolds number and Grashoff number in convection…

A: Given: Reynolds number Grashoff number To write: The formula, definition and significance of in…

Q: Addition of fins may not necessarily increase the heat transfer from a surface; it may even decrease…

A: Explaining the statement.

Q: in convection heat transfer, what happen to the heat transfer coefficient if the viscosity of the…

A: Convection is the circular motion that occurs when warmer air or liquid rises, while colder air or…

Q: How do convection and conduction work together to transfer heat?

A: Given Data⇒ Convection Conduction Problem definition⇒ Problem says How do convection and conduction…

Q: What is the physical significance of the Fourier number? Will the Fourier number for a specified…

Q: For heat transfer purposes, a standing man can be modeled as a 30-cm-diameter, 175-cm-long vertical…

A: Given: The convection heat transfer coefficient is h=10 W/m2 °C The diameter of the vertical…

Q: Show that the volume expansion coefficient of an ideal gas is B=1/T, where T is the absolute…

A: Assumption Pressure is constant ( P = C ) We know that change in volume due to thermal expansion…

Q: What are the mechanisms of heat transfer?

A: There are three mechanisms by which the heat transfer can take place. They are conduction,…

Q: Why do we classify partial differential equations?

A: The classification of partial differential equation helps in knowing the initial and boundary…

Q: When does international humanitarian law apply? *

A: International humanitarian law applies only to armed conflict; it does not cover internal tensions…

Q: air at a dry ball temperature of 80 degrees C and 4% RH is passed over the cooling coil so that the…

A: Condition of air at state 1, =80oC and 4% RH Temperature of air after cooling,=35oC

Q: What are the best possible solutions to increase the heat transfer rate of a body?

A: There are three modes of heat transfer; Conduction, convection and radiation. For these all modes we…

Q: How does the melting temperature of pure solid material change with increasing pressure

A: Generally speaking melting point of pure solids, like metals increases with increase with in…

Q: What is a fluid? How does it differ from a solid? How does a gas differ from a liquid?

A: The fluid is a substance that tends to flow. The liquid and gases are two types of fluids. The solid…

Q: Explain the three basic modes of heat transfer with illustrated examples?

A: The three basic mode of heat transfer are: Conduction Convection Radiation (1) CONDUCTION:…

Q: In thermodynamics, how do you differentiate a closed system with an adiabatic system? What is the…

A: 1. Closed system: A closed system is a thermodynamic system through which there is no mass transfer…

Q: QO What are the types of convection heat transfer?

A: Heat transfer takes place in three types 1. Conduction 2. Convection 3. Radiation

Q: The boiling temperature of nitrogen at atmosphericpressure at sea level (1 atm) is -196°C.…

A: The rate of heat transfer during evaporation of nitrogen, The rate of heat transfer from the…

Q: QI/The top surface of the passenger car of a train moving at a velocity of 70 km/h is 2.8 m wide and…

A: Given data: v=70 km/h=19.44 m/sqrad=200 W/m2L=8 mT∞=30°C Need to determine the equilibrium…

Q: explain why summer is warmer than winter. Specifically, how can summer be warmer than winter if…

A: Two factors make it warmer in the summer: (1) the Sun is higher in the sky, which means more direct…

Q: The boiling temp of nitrogen at 1 atm is -196°C. If the temperature of liquid nitrogen in a tank…

A: For all three cases thermal resistances are calculated Q= delta T/R Q = mass flow rate * hfg

Q: A 18-m-long section of a 14-cm-diameter horizontal hot water pipe passes through a large room whose…

Q: The chilling room of a meat plant is 15 m × 18 m × 5.5 m in size and has a capacity of 350 beef…

A: Given, Dimension of the plant ,V=15m×18m×5.5mNumber of beefcases, n=350Power consumed by fan,…

Q: What is heat transfer coefficient?

A: The heat transfer constant or film constant, or film effectiveness, in physical science and in…

Q: A long 2-in-diameter rod with surface temperature of 200°F is submerged in a bath of fluid.…

A: Hello. Since your question has multiple sub-parts, we will solve the first three sub-parts for you.…

Q: What are the equations for heat transfer from conductions, convection, and radiation?

A: The conduction heat transfer mainly occurs in solid to solid heat transfer and its equation is…

Q: What is a quasi-equilibrium process? What is its importance in engineering?

A: Quasi-equilibrium process The quasi-equilibrium process is considered as the almost slow or…

Q: 19. The inner and outer glasses of a 2-m x 2-m double pane window are at 18°C and 6°C, respectively.…

A: Given data , Area A= 2*2= 4 m2 T1= 18 °C T2=6°C T1-T2= 12°C L= 1 cm = 0.01 m Space is fill with…

Q: Consider a person standing in a room at 25°C. Determine the total rate of heat transfer and the heat…

Q: How does the science of heat transfer differ from the science of thermodynamics? Give your answers…

A: Thermodynamics and Heat Transfer both are part of thermal engineering and each has its own meaning…

Q: Define the cooling of a boiled egg by forced and natural convection.

A: Rate of heat transfer by convection is given by Where h is convective heat transfer coefficient.…

Q: (1) Explain the concept of convection heat transfer. What are the methods used for calculating the…

A: To find :- Concept of convective heat transfer and methods used for calculating the heat transfer…

Q: Consider a cold aluminum canned drink that is initially at a uniform temperature of 4°C. The can is…

Q: Portable electric heaters are commonly used to heat small rooms. Explain the energy transformation…

A: Given:1st Law of thermodynamics: According to this law, total energy of the system is conserved,It…

Q: Question 1: -Explain the effect of the air velocity on the heat transfer by convection. -Explain the…

A: given; (a) explain the effect of the air velocity on the heat transfer by convection. (b) explain…

Q: What four processes are involved in heat transfer?

A: Generally, there are 4 modes of heat transfer:- Conduction Convection Radiation Evaporation…

Q: Consider hotdog being cooked in boiling water in a pan. Would the heat transfer be modeled as…

Q: The top surface of the passenger car of a train moving at a velocity of 115 km/h is 2.8 m wide and 8…

A: To find : The equilibrium temperature of the top surface of the car . Given: The velocity of train…

Q: What is the energy conservation? Explain how can we save energy? What is the difference between…

A: Hello. Since your question has multiple parts, we will solve first question for you. If you want…

Q: What is heat transfer? And modes oh heat transfer?

A: Heat transfer :- The energy transfer due to temperature difference is called as heat transfer. its…

Q: The boiling temp of nitrogen at 1 atm is -196°C. If the temperature of liquid nitrogen in a tank…

Q: Does the Rankine degree represent a larger or smaller temperature unit than the Kevin degree?…

A: The Rankine scale is similar to the Kelvin scale in that zero is Absolute Zero; however, a degree…

Q: Consider a person standing in a breezy room at 20°C. Determine the total rate of heat transfer from…

A: Given: Room temperature is 20°C. Exposed area of the person is 1.6 m2. Surface temperature of the…

Question

what are the different modes of heat transfer? Explain transfer of heat by convection process?

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.

Similar questions

A horizontal, 3-mm-thick flat-copper plate, 1-m long and 0.5-m wide, is exposed in air at 27C to radiation from the sun. If the total rate of solar radiation absorbed is 300 W and the combined radiation and convection heat transfer coefficients on the upper and lower surfaces are 20 and 15W/m2K, respectively, determine the equilibrium temperature of the plate.
A pipe carrying superheated steam in a basement at 10C has a surface temperature of 150C. Heat loss from the pipe occurs by radiation (=0.6) and natural convection (hc=25W/m2K). Determine the percentage of the total heat loss by these two mechanisms.
1.79 Consider the cooling of (a) a personal computer with a separate CPU and (b) a laptop computer. The reliable functioning of these machines depends on their effective cooling. Identify and briefly explain all modes of heat transfer involved in the cooling process.
What are the mechanisms of heat transfer? How are they distinguished from each other?
When is the heat transfer through a fluid conduction and when is it convection? For which case is the rate of heat transfer higher? How does the convection heat transfer differ from the thermal conductivity of the fluid?
How do convection and conduction work together to transfer heat?
Why is heat transfer faster in forced convection compared to natural convection
Why is this equation fundamental in the analysis of heat transfer? Why is this a big deal for engineers?
explain why summer is warmer than winter. Specifically, how can summer be warmer than winter if Earth is farther away from the Sun at that time?
How does the science of heat transfer differ from the science of thermodynamics? Give your answers with real-life practical examples.
What are the three methods of Heat Transfer? Explain each.
as a researcher in the field of heat transfer explain how you will distinguish between radiation by black body and a real body