
Interpretation:
The minimum thickness of iron needs to be determined.
Concept introduction:
Calculate the concentration

Answer to Problem 5.38P
The minimum thickness
Explanation of Solution
Calculate the concentration
Form the selected physical properties of the metals table, select the lattice parameter of BCC iron as
Convert the unit of lattice parameter of
Substitute
Calculate the concentration
Substitute
Calculate the concentration gradient
Here, the difference in concentration is
Substitute
Calculate the flux
Here, density of hydrogen is
From the physical properties of the elements table, select the atomic mass of hydrogen as
Consider that loss of hydrogen will not be more than
Substitute
Calculate the diffusion coefficient using the Arrhenius type equation relation.
Here, diffusion coefficient is
Convert the unit temperature form degree Celsius to degree Kelvin.
From the diffusion data of the selected materials table, select the diffusion constant
Substitute
Express the flux
Here, diffusion coefficient is
Calculate the minimum thickness
Substitute
Therefore, the minimum thickness
The minimum thickness
Want to see more full solutions like this?
Chapter 5 Solutions
Essentials of Materials Science and Engineering, SI Edition
- Q2: The circular loop conductor lies in the Z-0 plane, has a radius of 40 cm and a resistance of 40 Q. Given B-0.9 sin 5°10' ta, Determine a. The induced voltage b. Currentarrow_forwardQW= 2x + y²+2z, x-In(). y= r² + In(rs) and z = 2r. Find W, and W,arrow_forwardQ1: F(x,y) ycosiy) + xe Find: fe-fry-fy and farrow_forward
- Q: f(x,y)=peasly)+xer Find: fxzfyy fry, and fyx Xcosyarrow_forwardGiven the following request to an AI chatbot, which response is better? Prompt Write a love poem about someone longing for a sandwich. Make it a sonnet, and give it a tone that straddles a serious love poem and whimsy appropriate for a poem about a sandwich. Response Response A Response B Oh, sandwich, where art thou, my bread?I love you, your ham, your cheese.My stomach rumbles and my tummy grumbles.I can’t wait for you to fill my belly!The lettuce is crisp and crunchy.The tomatoes are red and sweet.The mustard is spicy!The bread is soft and yummy.Between two slices, I found paradise.It’s like an orgasm for my soul, and I cry at the sweetness.It’s a simple and deeply profound pleasure.It abates my hunger and gives my muscles fuel.Thank you for nourishing me.With every bite, joy does resound. In famished depths, I pine upon my bed,Sweet thoughts of thy most holy meat and breadDrift through my mind like a beauty newlywed,So near yet so far be my true desireThe fridge…arrow_forwardHow will you select a suitable condensate techniquearrow_forward
- This is part B Part A's question and answer was find moment of inertia (Ix = 3.90×10^5) and radius of gyration (kx = 21.861) Determine the centroid ( x & y ) of the I-section, Calculate the moment of inertia of the section about itscentroidal x & y axes. How or why is this result different fromthe result of a previous problem?arrow_forward[5 marks] Give a recursive definition for the language anb2n where n = 1, 2, 3, ... over the alphabet Ó={a, b}. 2) [12 marks] Consider the following languages over the alphabet ={a ,b}, (i) The language of all words that begin and end an a (ii) The language where every a in a word is immediately followed by at least one b. (a) Express each as a Regular Expression (b) Draw an FA for each language (c) For Language (i), draw a TG using at most 3 states (d) For Language (ii), construct a CFG.arrow_forwardDetermine by direct integration the moment of inertia of theshaded area of figure with respect to the y axis shownarrow_forward
- MATLAB: An Introduction with ApplicationsEngineeringISBN:9781119256830Author:Amos GilatPublisher:John Wiley & Sons IncEssentials Of Materials Science And EngineeringEngineeringISBN:9781337385497Author:WRIGHT, Wendelin J.Publisher:Cengage,Industrial Motor ControlEngineeringISBN:9781133691808Author:Stephen HermanPublisher:Cengage Learning
- Basics Of Engineering EconomyEngineeringISBN:9780073376356Author:Leland Blank, Anthony TarquinPublisher:MCGRAW-HILL HIGHER EDUCATIONStructural Steel Design (6th Edition)EngineeringISBN:9780134589657Author:Jack C. McCormac, Stephen F. CsernakPublisher:PEARSONFundamentals of Materials Science and Engineering...EngineeringISBN:9781119175483Author:William D. Callister Jr., David G. RethwischPublisher:WILEY





