(a) Name three classes of defects in crystals and give one example for each class you...
Fantastic news! We've Found the answer you've been seeking!
Question:
Transcribed Image Text:
(a) Name three classes of defects in crystals and give one example for each class you have named. (6 marks) (4marks) (b) Describe the following material properties of materials as used in industry (i) Hardness (i) Malleability (iii) Yield strength (iv) Tensile strength (c) A 20 mm diameter aluminium tensile test specimen has gauge length 80 mm. The load corresponding to its 0.2% proof stress is 40kN and the maximum load it can support is 75kN at length 96 mm. The modulus of elasticity of aluminium is 70 GN/m² Calculate: (10 marks) (1) Yield strength. (1) The tensile strength. (i) (IS) The length of the specimen when supporting the 40kN load. The true stress at the start of non-uniform deformation (a) Name three classes of defects in crystals and give one example for each class you have named. (6 marks) (4marks) (b) Describe the following material properties of materials as used in industry (i) Hardness (i) Malleability (iii) Yield strength (iv) Tensile strength (c) A 20 mm diameter aluminium tensile test specimen has gauge length 80 mm. The load corresponding to its 0.2% proof stress is 40kN and the maximum load it can support is 75kN at length 96 mm. The modulus of elasticity of aluminium is 70 GN/m² Calculate: (10 marks) (1) Yield strength. (1) The tensile strength. (i) (IS) The length of the specimen when supporting the 40kN load. The true stress at the start of non-uniform deformation
Expert Answer:
Answer rating: 100% (QA)
a The three classes of defects in crystals are Point defects These are defects that occur at a singl... View the full answer
Related Book For
College Mathematics for Business Economics Life Sciences and Social Sciences
ISBN: 978-0321614001
12th edition
Authors: Raymond A. Barnett, Michael R. Ziegler, Karl E. Byleen
Posted Date:
Students also viewed these mathematics questions
-
For each rational function in Problem (A) Find any intercepts for the graph. (B) Find any vertical and horizontal asymptotes for the graph. (C) Sketch any asymptotes as dashed lines. Then sketch a...
-
For each rational function in Problem (A) Find any intercepts for the graph. (B) Find any vertical and horizontal asymptotes for the graph. (C) Sketch any asymptotes as dashed lines. Then sketch a...
-
For each rational function in Problem (A) Find any intercepts for the graph. (B) Find any vertical and horizontal asymptotes for the graph. (C) Sketch any asymptotes as dashed lines. Then sketch a...
-
After reviewing the definition of Behavior Leadership Theory, explain what effect behavioral leadership theory has on traditional police in their role as a chief or any other leadership role in law...
-
A receiver and a source of sonic oscillations of frequency vo = 2000 Hz are located on the x axis. The source swings harmonically along that axis with a circular frequency w and an amplitude a = 50...
-
Warping effect of the bilinear transformationThe non-linear relation between the discrete frequency (rad) and the continuous frequency (rad/sec) in the bilinear transformation causes warping in the...
-
Lakia Corporation reported the following current-year purchases and sales data for its only product: Lakia uses a perpetual inventory system. Ending inventory consists of 500 units, 400 from the July...
-
Wilkowski Company sold $5,000,000, 8%, 20-year bonds on January 1, 2014. The bonds were dated January 1, 2014 and pay interest on January 1 and July 1. Wilkowski Company uses the straight-line method...
-
Chapter 1 Discusson: Mini Ethics Case Ethics and professional conduct in business Vince Hunt, president of Sabre Enterprises, applied for a $200,000 loan from First National Bank. The bank requested...
-
Electro-Phi Inc. (the "Company") is a utility provider that sells electricity to the public. The Company produces the electricity using various forms of power generation, including the burning of...
-
You are recently hired as an investigative analyst at Krystalclear Research Pty Ltd. The company conducts due diligence research on published accounts of public listed companies that focus on...
-
You are a purchasing manager in charge of stocking a certain type of transformer for a large electric utility . Weekly demand among your field crews for these transformers is normally distributed ,...
-
A 6.2 kg block, resting on a horizontal floor, is given a push so that its velocity is 8 m/s. If it comes to rest after sliding 23 m, what is the coefficient of friction between the block and the...
-
2. (Constant Payment Loan) Consider the possible purchase of an office building by an investor for $8.5 million. Assume that an investor can obtain a constant payment mortgage for 70% of the property...
-
P Company, an SME, issued 120,000 shares of P25 par value ordinary shares for all the outstanding stock of S Company in business consummated on July 1, 2022. P Company's ordinary shares were selling...
-
How did the implementation of an Enterprise Resource Planning (ERP) system help a large retail company streamline its operations and improve its bottom line?
-
Question 1 MBS Part (a) . Complete the following table assuming a prepayment rate of 140 PSA: Original balance: $150,000,000 Pass-through rate: 7% WAM: 360 months month outstanding balance SMM mor...
-
Borrowing costs should be recognised as an expense and charged to the profit and loss account of the period in which they are incurred : A. If the borrowing costs relate to qualifying asset B. If the...
-
Repeat Problem 67 for Problem 67 The transition matrix for a Markov chain is (A)If S0 = [0 1], find S2, S4, S8,.... Can you identify a state matrix S that the matrices Skseem to be approaching? (B)...
-
Refer to Problem 50.Find dF/dr and discuss the connection between dF/dr and dr/dF. Problem 50 The equation is Newton's law of universal gravitation. G is a constant and F is the gravitational force...
-
In Problem, find f'(x) and find the equation of the line tangent to the graph of f at the indicated value of x. f (x) = x2(1 - x )4; x = 2
-
Give two examples of inflation profits. Under what conditions can they occur?
-
Is a company destined always to be financed with equity capital?
-
Can an entrepreneur with an industrial strategy be opportunistic in his financing choices over time?
Study smarter with the SolutionInn App