b) Figure 2 is the tin-gold phase diagram, for which only single-phase regions are labeled. Write one (1) entectic point reaction and label all the non-label regions (i) - (viii). 1000 800 L (viii) Temperature (°C) 600 400 200 0 (Sn) (i) B (ii) (iii) 20 40 60 80 Composition (wt% Au) Figure 2 Tin-gold phase diagram (v) Y 3 (vi) (iv) (vii) 1 In 100 (Au)

b) Figure 2 is the tin-gold phase diagram, for which only single-phase regions are labeled. Write one (1) entectic point reaction and label all the non-label regions (i) - (viii). 1000 800 L (viii) Temperature (°C) 600 400 200 0 (Sn) (i) B (ii) (iii) 20 40 60 80 Composition (wt% Au) Figure 2 Tin-gold phase diagram (v) Y 3 (vi) (iv) (vii) 1 In 100 (Au)

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

See similar textbooks

Similar questions

Q.4) For 30 wt% Sn- 70 wt% Pb alloy at 125 °C, (a) what phases are present? (b) What are the compositions of the phases? (c) Calculate the relative mass fraction of each phase present. Temperature (°C) 4327 C 300 200 100 (Phi 20 Solvus Solidus B 20 40 Composition lat% Sni 60 liquidus 183 C 40 Liquid E 61.9 60 Composition (wt% Sn) 80 80 100 232 C G 97.8 600 500 TEL # 400 Temperature (F) 300 200 H 100 100 (Sn)
(a) Indicate hypooeutenic, hypereutenic ranges and eutenic composition in wt%Sn. Use the phase diagram below.
Which of the following statements are true about the following phase diagram? Group of answer choices All three allotropes of iron exist at the same range of temperature and pressure. Iron vapor can exist at conditions of Earth's atmosphere. Solid iron can exist in three different crystal structures. Solid iron can exist in two different crystal structures. Liquid iron only exists at high pressure.
(a) Fig. Q2(a) shows the equilibrium phase diagram of a Magnesium-Lead (Mg-Pb) eutectic alloy system. The alloy with the composition of 90 wt% Pb is slowly cooled from 600°C. Using the given phase diagram answer the following questions: (i) At which temperature does the first solid phase form? (ii) What is the composition of this solid phase? (iii) What is the composition of the remaining phase? (iv) Sketch and label the microstructure that may form below the eutectic temperature. Composition (at% Pb) 70 100 10 20 30 40 700 1200 600 L. 1000 500 800 400 Mg, Pb 600 300 400 200 Mg Pb B+ Mg Pb 200 100 Mg, Pb 20 40 60 80 100 (Mg) Composition (wt% Pb) (Pb) Fig.Q2(a): Mg-Pb phase diagram Temperature ("C) Temperature ("F)
The Iron-Carbon system: Phase Diagram 1. You heat treated a 1045 steel plate by heating it to 900°C and slowly cooling it to 725 °C, which is below the eutectoid temperature. What phases are present at 725°C? What are the compositions of each phase at 725°C? What are the weight fractions of each phase at 725°C? What microconstituents are present at 725°C? What are the compositions of each microconstituent at 725°C? What are the weight fractions of each microconstituent at 725°C?
3 Materials Science. From picture below.Describe in detail the phase transformations (showing cooling curves, corresponding optical backgrounds, etc.) that takes place during solidification of the following alloys:(a) 99% Cu - 1% Al(b) 96% Cu - 4% Al(c) 80% Cu - 20% Al
Calculate the invariant reactions for Cu-Zn Reaction (eutectic eutectoid peritectic peritectoide) Temperature Transformation
Q4: For a 98 wt% Fe-2 wt% C at a temperature 700 °C, determine the following: a) The Number and types of The Phases Present. b) The Amount Of Phases Present in Grams That forms per 100 G. c)Draw The Microstructure Of Phases Present At This Point And What is The React called? d) Specify the following on Iron- Carbon Phase Diagram: (y+ L) phase, Eutectoid Reaction
At what temperature does the first liquid phase form at 90% Ni? T(°C) 1600 1500 1400 1300 1200 1100 1000, L (liquid) L+α solidus liquidus 80 100 20 40 60 80 wt% Ni
Material science The figure given below shows the Pb-Sn binary phase diagram. a) Cite the phases present, their compositions and and calculate the relative amounts (in terms of mass fractions) of the phases for the alloy 75 wt. % Sn at temperatures of 175°C (A) and 250°C (B), respectively.
Use the Cu-Ag Phase Diagram below to answer the following questions Composition (at% Ag) 20 40 60 80 100 2200 1200 A 2000 Liquidus 1000 Liquid 1800 Solidus C F a +L 1600 * 800 779 C (T) B+L E G 91.2 (Ceg 8.0 71.9 1400 (Cg). 1200 600 Solvus 1000 a +B 800 400 600 200 o 400 100 20 40 60 80 (Cu) Composition (wt% Ag) (Ag) Temperature ("C) Temperature ("F)
For two hypotetical materials which have limitless solubility for both in the “liquid” and “solid” states in each other, the following data are listed. Melting Temperatures of material A and B are Tm,A and Tm,B respectively, Liquidus and Solidus curves are circular arcs. a- Draw the related “Phase Diagram” of Material A and Material B showing the data given and calculated. b- Calculate/Determine the compositions of phases at T2 , explain the procedure. c- Calculate/Determine the “percentages” of “phases” of Alloy,2 at T2 , explain the procedure. Given: -Tm,A, Celcius =300 -Tm,B, Celcius =800 -T1, Celcius =600 -B percentage of Liquid phase at T1 =25 -B percentage of Solid phase at T1 =70 -B percentage of Alloy 2. =50 -T2, Celcius =650 -B percentage of Liquid phase of Alloy 2 at T2 = to be calculated -B percentage of Solid phase of Alloy 2 at T2 = to be calculated