Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Mechanical Engineering Expert

problem1) Diffusion coefficients for carbon in nickel are 5.5 x 10-14 m2/s at 600 °C and 3.9 x 10-13 m2/s at 700 °C, respectively. Compute the magnitude of diffusion coefficient at 850 °C.

Qustion2) Compute the energy of vacancy formation in silver, given that equilibrium number of vacancies at 800 °C (1073K) is 3.6x1023 m-3. The atomic weight and density (at 800 °C) for silver are, respectively, 107.9 g/mol and 9.5 g/cm3

problem3) What is the angle at which diffraction occurs in Au from (101) using incident radiation with the wavelength of 1.54 A°. Au is FCC crystal and the atomic radius of the crystal is 1.44 A° ? Assume n=1.

Mechanical Engineering, Engineering

  • Category:- Mechanical Engineering
  • Reference No.:- M93923

Have any Question? 


Related Questions in Mechanical Engineering

Projectdesign a tube bank that will increase the

Project Design a tube bank that will increase the temperature of a 1200 CFM flow of air from 35°F to 100°F. Assume a constant pressure of 1atm. Each tube will have a diameter of 0.5in and a length of 24in. The tube confi ...

The following table gives averaged total energies for a

the following table gives averaged total energies for a series of Monte Carlo Ising model simulations at different temperatures. Calculate the approximate heat capacity of the system before and after the phase transition ...

Name some of the problems created by incorrect torque how

Name some of the problems created by incorrect torque ? How much preload do we want, in general? How much torque versus initial preload can you expect to encounter when tightening a group of unlubricated, as received, st ...

Consider the torsion of a thin-walled tube determine an

Consider the torsion of a thin-walled tube. Determine an approximate expression for the torque if the shear stress must be less than a given working stress τw. Express this result in terms of the tube's mean radius R and ...

Write research paper about any topics in manufacturing

Write research paper about any topics in Manufacturing Processes. a. To introduce students to some of the fundamentals of materials (behavior and manufacturing properties) b. To give students a working knowledge of produ ...

During the test of a centrifugal pump a bourdon pressure

During the test of a centrifugal pump, a Bourdon pressure gage just outside the casing of the 12-in.-diameter suction pipe reads 6 psig (i.e., vacuum). On the 10-in. -diameter discharge pipe another gage reads 40 psig. T ...

1 according to rfc 1939 a pop3 session is in one of the

1. According to RFC 1939, a POP3 session is in one of the following four states: closed, authorization, transaction, or update. Draw a diagram to show these four states and how POP3 moves between them. 2. POP3 protocol h ...

Use eqn 135 to find expressions for the rate of change of

Use eqn 1.35 to find expressions for the rate of change of the expectation values of position and momentum of a harmonic oscillator; solve the pair of differential equations, and show that the expectation values change i ...

The viscosity of heavy liquids such as oils is frequently

The viscosity of heavy liquids, such as oils, is frequently measured with a device that consists of a rotating cylinder inside a large cylinder. The annular region between these cylinders is filled with liquid and the to ...

We isolate n moles of an ideal gas with heat capacity cpm

We isolate n moles of an ideal gas with heat capacity CPm and then heat the gas and allow it to expand from a state P1 ,V1 ,T1 to a inal state P2 ,V2 ,T2 . Find a general formula for the S of this process by treating the ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Section onea in an atwood machine suppose two objects of

SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless

Part 1you work in hr for a company that operates a factory

Part 1: You work in HR for a company that operates a factory manufacturing fiberglass. There are several hundred empl

Details on advanced accounting paperthis paper is intended

DETAILS ON ADVANCED ACCOUNTING PAPER This paper is intended for students to apply the theoretical knowledge around ac

Create a provider database and related reports and queries

Create a provider database and related reports and queries to capture contact information for potential PC component pro

Describe what you learned about the impact of economic

Describe what you learned about the impact of economic, social, and demographic trends affecting the US labor environmen