igure g-Po phase diagram. would be observed for conditions of slow cooling for: (6) 20 wt% Pb at the following temperatures: 700°C, 600°C, 400°C and 200°c. (ii) 75 wt% Pb at the following temperatures: 600°C, 500°C, and 200°C. Label all phases and indicates their approximate composition. Composition (at% Pb) 10 20 30 40 70 100 (i) 700 (ii) 1200 600 Mg 1000 500 800 400 L. MaPb 600 300 400 200 a + Mg, Pb 100 MgPb 200 Mg Pb 20 40 60 80 100 (Mg) Composition (wt% Pb) (Pb) Temperature ("C) Temperature ("F)
igure g-Po phase diagram. would be observed for conditions of slow cooling for: (6) 20 wt% Pb at the following temperatures: 700°C, 600°C, 400°C and 200°c. (ii) 75 wt% Pb at the following temperatures: 600°C, 500°C, and 200°C. Label all phases and indicates their approximate composition. Composition (at% Pb) 10 20 30 40 70 100 (i) 700 (ii) 1200 600 Mg 1000 500 800 400 L. MaPb 600 300 400 200 a + Mg, Pb 100 MgPb 200 Mg Pb 20 40 60 80 100 (Mg) Composition (wt% Pb) (Pb) Temperature ("C) Temperature ("F)
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
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Transcribed Image Text:1. Figure below shows the Mg-Pb phase diagram. Sketch the mierostructure that would be
observed for conditions of slow cooling for:
6) 20 wt% Pb at the following temperatures: 700°C, 600°C, 400°C and 200°C.
(ii) 75 wt% Pb at the following temperatures: 600°C, 500°C, and 200°C.
Label all phases and indicates their approximate composition.
Composition (at% Pb)
10
20
30 40
70 100
(6)
700
L.
(ii)
1200
600
a +L
Mg M
1000
500
800
400
L.
600
300
400
200
a + MgzPb
B+
Mg Pb
100
200
MgPb
20
40
60
80
100
(Mg)
Composition (wt% Pb)
(Pb)
Mg-Pb phase diagram
Temperature ("C)
Temperature ("F)
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