Question: The diffusion coefficients for carbon in nickel are given at two temperatures are as follows: T (C) _________ D (m2 / s) 600 ............ 5.5

The diffusion coefficients for carbon in nickel are given at two temperatures are as follows:

T (°C) _________ D (m2 / s)

600 ............ 5.5 × 10-14

700............. 3.9 × 10-13

(a) Determine the values of D0 and Qd/

(b) What is the magnitude of D at 850°C?

Step by Step Solution

★★★★★

3.14 Rating (161 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

a Using Equation 59a we set up two simultaneous equations with Q d and D 0 as unknowns as follows Solving for Q d in terms of temperatures T 1 and T 2 ... View full answer

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Document Format (1 attachment)

1403-P-M-P-A-S(1815).docx

120 KBs Word File

Students Have Also Explored These Related Modern Physics Questions!

Cite the values of the diffusion coefficients for the inter-diffusion of carbon in both -iron (BCC) and -iron (FCC) at 900C. Which is larger? Explain why this is the case.

The diffusion coefficients for iron in nickel are given at two temperatures: (a) Determine the values of D 0 and the activation energy Q d . (b) What is the magnitude of D at 1100C (1373 K)? D (m?/s)...

The diffusion coefficients for silver in copper are given at two temperatures: (a) Determine the values of D 0 and Q d . (b) What is the magnitude of D at 875C? T (C) D (m?/s) 650 5.5 x 10-16 900 1.3...

can't find C already tried answers 2.92E-12 , 5.63E-12 , 5.66E-12 , 5E-12, 3.349E-12 --- All wrong. Please help The diffusion coefficients for carbon in nickel are given at two temperatures: T(C)...

Image transcription text QUESTION 1 Diffusion (a) The diffusion coefficients for carbon in nickel are given at two temperatures as shown in Table 1: Table 1 diffusion coefficients for carbon in...

Please quality check my solutions for this advanced heat transfer problem. Show all work. Thank you. All original documents are located at the bottom. 3.9 COMPACT HEAT EXCHANGERS 3.9.10-1 3.9.10...

Journal of Cleaner Production 40 (2013) 118e128 Contents lists available at SciVerse ScienceDirect Journal of Cleaner Production journal homepage: www.elsevier.com/locate/jclepro Using sustainability...

13. PLEASE HELP!!! Assignment Submission For this assignment, you submit answers by question parts. The number of submissions remaining for each question part only changes if you submit or change the...

summarize the main idea of each article, discuss issues being highlighted briefly, give opinion pertaining the coverage of each article and provide recommendations for each issue in the article....

Selected transactions completed by Jordan Products Inc. during the fiscal year ending December 31, 2010, were as follows: a. Issued 14,500 shares of $30 par common stock at $48, receiving cash. b....

A gardner uses a trianglur prism shaped clay pot to plant flowers. the trianglur base is 3 units along the base and 5 units high. the pot has a height of 16 units. what is the volume of the pot?

Is P equal or not equal to NP ? Group of answer choices Many theorists think yes No Yes Many theorists think no

13.1 Apply marginal analysis to determine the profit-maximizing amount of advertising.

Consider an S-590 alloy component (Figure 8.32) that is subjected to a stress of 200 MPa (29,000 psi). At what temperature will the rupture lifetime be 500 h?

For an 18-8 Mo stainless steel (Figure 8.35), predict the time to rupture for a component that is subjected to a stress of 80 MPa (11,600 psi) at 700C (973 K).

Consider an 18-8 Mo stainless steel component (Figure 8.35) that is exposed to a temperature of 500C (773 K). What is the maximum allowable stress level for a rupture lifetime of 5 years? 20 years?

2 1 . 1 4 . Future prices of a stock are modeled with the following 3 - period binomial tree: Consider a European call option on the stock expiring in one year. The numbers on the ending nodes are...

The correlation between the returns of stocks A and B is 0.44 . The covariance between the returns of stocks A and B is 0.0982 . The standard deviation of the return of stock A is 0.34 . What is the...

Kyle's Lambda measures how aggressively a market maker will adjust his/her quotes, Lambda decreases it the oricek wery volatile there are a lot of informed traders in the market information is...