Quiz - tielines question 1 of 3
Q1: consider an alloy at composition C1, just above the eutectic temperature. What are the phases present?

alpha and liquid

alpha, beta and liquid

beta and liquid

alpha and beta

Quiz - tielines question 2 of 3
Q2: consider an alloy at composition C1 just above the eutectic temperature. What are the approximate compositions of the two phases present in terms of wt%B?

10wt%B and 90wt%B

10wt%B and 50wt%B

90wt%B and 50wt%B

none of the above

Quiz - how to build a phase diagram question 3 of 3
Q3: consider an alloy at composition C1 just above the eutectic temperature. What are the approximate proportions of the two phases?

70% alpha - 30% liquid

30% alpha - 70% liquid

10% alpha - 50% liquid

none of the above