Consider the phase diagram below. The three points A, B, and C are at concentrations of 27.3, 31.2, and 33.3 wt% Ni respectively. The ends of the tie line are at C1 = 25% wt% Ni and C2 = 35 wt% Ni. What are the weight fractions of the alpha phase at A and the L phase at B, as well as the alpha phase/L phase ratio at C? T(°C) 1300 1200 20 L (liquid) ABC L+a C1 Previous page 30 S liquidus 40 L + a solidus a (solid) O a. Walpha=0.23; WL-0.38; Walpha/WL = 4.88 O b. Walpha=0.15; WL-0.47; Walpha/WL = 6.65 O c. Walpha=0.18; WL-0.33; Walpha/WL = 7.53 O d. Walpha=0.30; WL-0.34; Walpha/WL = 7.87 50 wt% Ni MacBook Pro Next page

Consider the phase diagram below. The three points A, B, and C are at concentrations of 27.3, 31.2, and 33.3 wt% Ni respectively. The ends of the tie line are at C1 = 25% wt% Ni and C2 = 35 wt% Ni. What are the weight fractions of the alpha phase at A and the L phase at B, as well as the alpha phase/L phase ratio at C? T(°C) 1300 1200 20 L (liquid) ABC L+a C1 Previous page 30 S liquidus 40 L + a solidus a (solid) O a. Walpha=0.23; WL-0.38; Walpha/WL = 4.88 O b. Walpha=0.15; WL-0.47; Walpha/WL = 6.65 O c. Walpha=0.18; WL-0.33; Walpha/WL = 7.53 O d. Walpha=0.30; WL-0.34; Walpha/WL = 7.87 50 wt% Ni MacBook Pro Next page

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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Consider the phase diagram below. The three points A, B, and C are at concentrations of 27.6, 31.2, and 33.5 wt% Ni respectively. The ends of the tie line are at C1 = 25% wt% Ni and C2 = 35 wt% Ni. What are the weight fractions of the alpha phase at A and the L phase at B, as well as the alpha phase/L phase ratio at C? T(°C) 1300 1200 20 - L (liquid) ABC L + a C1 30 S liquidus L + a solidus α (solid) 40 a. Walpha=0.26; WL=0.38; Walpha/WL = 5.67 O b. Walpha=0.21; WL=0.33; Walpha/WL = 8.85 c. Walpha=0.32; WL=0.34; Walpha/WL = 8.94 O d. Walpha=0.18; WL=0.47; Walpha/WL = 7.56 50 wt% Ni
Consider the phase diagram below. The three points A, B, and C are at concentrations of 27, 31.9, and 33.8 wt% Ni respectively. The ends of the tie line are at C1 = 25% wt% Ni and C2 = 35 wt% Ni. What are the weight fractions of the alpha phase at A and the L phase at B, as well as the alpha phase/L phase ratio at C? T(°C) 1300-L (liquid) 1200 20 ABC L + a C1 30 S C2 liquidus 40 L + a solidus α (solid). O a. Walpha=0.12; WL=0.41; Walpha/WL = 9.41 O b. Walpha=0.27; WL-0.26; Walpha/WL = 11.11 O c. Walpha=0.15; WL-0.26; Walpha/WL = 11.80 Od. Walpha=0.20; WL-0.31; Walpha/WL = 7.33 50 wt% Ni
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