(c) in the Cu and Ag phase diagram shown in Figure 1.1, consider an alloy composition of 40 wt%Cu - 60 wt% Ag.Composton Ca RD201200우100220020001000pnbn-:00016008.01400912:200G00Sous:000400G00200 04001004060Composition rwts ADFigure 1.1: Cu - Ag Phase Diagrami.What Phases are present in the Alloy at 800° C?i.What are the compositions of present phases if the alloy is cooled by 20° C?iii.What are the mass fraction of phases?If the alloy was further cooled by 2° C, determine the volume fraction of the phases? Take thedensities of Cu and Ag as 8.96 and 10.49 g/cm' respectively.iv.

Answered: Image /qna-images/answer/5f1ab518-f063-4bbf-b415-717250d90d25.jpg

Answered: Figure 1.1: Cu - Ag Phase Diagram i.…

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

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Consider the binary eutectic copper-silver phase diagram shown below. Make phase analysis of a 80 wt % Ag–20 wt% Cu alloy at the temperatures (a) 900°C, and (b) 780°C-ΔT. In the phase analysis include: (I) phases present, (ii) chemical compositions of phases, (iii) mass fractions of phases, and (iv) sketch of microstructure.
From the phase diagram of the Fe-0.25wt%C alloy below, determine the phase fraction and elemental composition of the resulting phase immediately after solidification across the eutectoid line (725 C). a.alpha_eutectoid = 96.6 wt% and cementite = 29.85 wt% b.alpha_eutectoid = 96.6 wt% and cementite = 3.4 wt% c.alpha_eutectoid = 1.05 wt% and cementite = 29.85 wt% d.alpha_eutectoid = 29.85 wt% and cementite = 1.05 wt%
1-The microstructural design of Iron-Carbon(Fe-C) alloys has led to the development of vast range of steels for structural material applications. The phase diagram provide means for producing specific microstructures. Using the phase diagram below to answer the following questions A – If the liquid mixture of Fe-3%Wt C is slowly cooled from 1600 C to 1200C indicate the phase(S) that are present at 1200 C . Also calculate the composition of the of phases.(10) B-Describe the sequence of all phase transformation that accour from Fe-1.5%wt C is slowly cooled from 1600 C to 400 C. Use the diagram below to to describe the microstructures for each phase transformation (10)
An alloy of 30 wt % Pb and 70 wt % Sn is slowly cooled from 250°C to 27°C: d) What is the amount and composition of each phase that is present at 183°C - ∆T ? e) What are the amounts of each phase present at room temperature? f) Draw the microstructure 183°C + ∆T and 183°C - ∆T in 2 cm diameter circle.
Draw the iron-Fe3C phase diagram. Consider 0.4 and 1.1 wt% C steel alloy. It is cooled slowly from a temperature within austenite phase to room temperature. Show a) microstructure at 1000 °C b) microstructure at 730°C c) microstructure at 715°C and d) microstructure at room temperature e) determine the phase present, the phase compositions at 715 and 730 °C f) What do you say about mechanical properties of these alloys, depending on their microstructure at room temperature?
Figure below is a binary eutectic copper-silver phase diagram. Consider if 500 grams of an 88 wt% Ag–12 wt% Cu alloy is slowly cooled from 1000oC to 700oC. α-phase is copper-rich solid solution and β-phase is silver-rich solid solution. Density of copper and silver is 8.96 g/cm3 and 10.49 g/cm3 respectively. At 700oC, determine the: 1)composition of the phases present.
Calculate the amounts and compositions of phases at 726oC in a Fe-0.6% C alloy cooled under equilibrium conditions. Disregard the amounts of proeutectoid phases. A. 77.3% α, 22.7% Fe3C; C in α = 6.7% and C in Fe3C = 0.02% B. 91.3% α, 8.7% Fe3C; C in α = 0.02% and C in Fe3C = 6.7% C. 77.3% α, 22.7% Fe3C; C in α = 0.02% and C in Fe3C = 6.7% D. 91.3% α, 8.7% Fe3C; C in α = 0.05% and C in Fe3C = 8.4% E. None of the mentioned
Question: A 50 wt% Ni–50 wt% Cu alloy is slowly cooled from 1400°C (2550°F) to 1200°C (2190°F). (a) At what temperature does the liquid solidify? (b) What is the composition of this last remaining liquid phase?
Phase Diagrams: You are given the lead tin (Pb-Sn) phase diagram. Below the eutectic isotherm is identified as the two phase region a + B. a) At 30wt % Sn, in the circles below draw the microscopic observations evolving at 3000C, 2250C, and 1000C for this hypoeutectic alloy. b) At a temperature just above the isotherm at 1830C, for the 30 wt% Sn Alloy, calculate the fractions of each phase present at equilibrium and the corresponding composition of each phase.
Answer the following questions using the phase diagram of iron and iron carbide below:For a 99.70 wt% Fe–0.30 wt% C alloy at a temperature of 600oC, determine the following:a. The fractions of total ferrite and cementite phases b. The fractions of the pro eutectoid ferrite and pearlite
In Figure 1 (phase diagram), an alloy composition of 95 wt% Mg and 5 wt% Al is cooled from 700 C to 475 C. An analysis of the resulting ε solid-phase composition reveals that it has a higher Mg content than is anticipated by the phase diagram.a) Explain why this might be the case and how your reasoning results in the higher-than-expected Mg content.b) Provide a sketch showing the likely distribution of Mg content within the volume of ε solid-phase.
Question: Construct the hypothetical phase diagram for metals A and B between room temperature (20°C) and 700°C given the following information: The melting temperature of metal A is 480°C. The maximum solubility of B in A is 4 wt% B, which occurs at 420°C. The solubility of B in A at room temperature is 0 wt% B. One eutectic occurs at 420°C and 18 wt% B–82 wt% A. A second eutectic occurs at 475°C and 42 wt% B–58 wt% A. The intermetallic compound AB exists at a composition of 30 wt% B–70 wt% A, and melts congruently at 525°C. The melting temperature of metal B is 600°C. The maximum solubility of A in B is 13 wt% A, which occurs at 475°C. ● The solubility of A in B at room temperature is 3 wt% A.

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