1. Consider the binary eutectic copper-silver phase diagram. Make phase analyses of an 90 wt % Ag -10 wt % Cu alloy at temperatures: Atomic percent silver 40 °C 10 20 30 1100 1084.5 1000 50 60 70 80 90 T °F 1900 900 800 a 700 600 500 T 7.9 L+a L 961.93 1700 1600 L+B B 780° 1400 71.9 91.21 a+B 400 Cu 10 20 30 40 50 60 70 Weight percent silver a) 1085 °C The phases present: The chemical compositions: Amount of each phase: b) 850 °C The phases present: The chemical compositions: Amount of each phase: c) 780 °C + AT The phases present: The chemical compositions: Amount of each phase: d) 780 °C - AT The phases present: The chemical compositions: Amount of each phase: 1200 1000 850 80 80 90 Ag
1. Consider the binary eutectic copper-silver phase diagram. Make phase analyses of an 90 wt % Ag -10 wt % Cu alloy at temperatures: Atomic percent silver 40 °C 10 20 30 1100 1084.5 1000 50 60 70 80 90 T °F 1900 900 800 a 700 600 500 T 7.9 L+a L 961.93 1700 1600 L+B B 780° 1400 71.9 91.21 a+B 400 Cu 10 20 30 40 50 60 70 Weight percent silver a) 1085 °C The phases present: The chemical compositions: Amount of each phase: b) 850 °C The phases present: The chemical compositions: Amount of each phase: c) 780 °C + AT The phases present: The chemical compositions: Amount of each phase: d) 780 °C - AT The phases present: The chemical compositions: Amount of each phase: 1200 1000 850 80 80 90 Ag
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. Consider the binary eutectic copper-silver phase diagram. Make phase
analyses of an 90 wt % Ag -10 wt % Cu alloy at temperatures:
Atomic percent silver
40
°C
10
20
30
1100
1084.5
1000
50 60 70 80 90
T
°F
1900
900
800 a
700
600
500
T
7.9
L+a
L
961.93
1700
1600
L+B
B
780°
1400
71.9
91.21
a+B
400
Cu
10
20
30
40
50
60
70
Weight percent silver
a) 1085 °C
The phases present:
The chemical compositions:
Amount of each phase:
b) 850 °C
The phases present:
The chemical compositions:
Amount of each phase:
c) 780 °C + AT
The phases present:
The chemical compositions:
Amount of each phase:
d) 780 °C - AT
The phases present:
The chemical compositions:
Amount of each phase:
1200
1000
850
80
80
90
Ag
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