Find and show eutectic points in the diagram.

b$.$ For a system with $15$ wt$.\%$ Ni at $1200$C

i$.$ What phases are present?

ii$.$ What is$/$are the compositions of that$/$those phase$($s$)?$

iii. What is the weight fraction of each phase present?

c$.$ For a system with $58$ wt$.\%$ Ni at $1000$C

i$.$ What phase$($s$)$ is$/$are present?

ii$.$ What is$/$are the compositions of that$/$those phase$($s$)?$

iii. What is the weight fraction of each phase present?Q$12$: The Ti$-$Ni binary system has the following phase diagram:

a$.$ Find and show eutectic points in the diagram.

b$.$ For a system with $15wt.\%Ni$ at $1200C$

i$.$ What phases are present?

ii$.$ What is$/$are the compositions of that$/$those phase$($s$)?$

iii. What is the weight fraction of each phase present?

c$.$ For a system with $58wt.\%Ni$ at $1000C$

i$.$ What phase$($s$)$ is$/$are present?

ii$.$ What is$/$are the compositions of that$/$those phase$($s$)?$

iii. What is the weight fraction of each phase present?