700L600Ma + LMg, Pb500P 465400LMg Pb300200a + Mg PbB+Mg Pb10020406080100MgComposition (wt% Pb)PbMg,PbUsing the above figure, sketch neatly the microstructure of the alloys (given in thebelow table) and determine the amount of each phase presented.Structure of the alloys at different compositions田Compositions&temperature10%Pb,90%MgStructureStructureCompositions&temperature20%Pb, 80%Mg@400°C@0°CMy.Pb50%Pb,50%Mg67%Pb, 33%Mg@0°CMgz PB @0°C81%Pb,19%Mg90%Pb,10%Mg@200°C@0°CTemperature ("C)

a.α100% phaseωα=ωB-ωβBωαB-ωβBhereωαB=mass fraction of element B in the α phaseωβB=mass fraction of…

ructure of alloys at differ compositions Compositions &temperature 10%Pb,90%Mg Compositions &temperature 20%Pb, 80%Mg Structure Structure @400°C @0°C My. 50%Pb,50%Mg 67%Pb, 33%Mg @0°C Mgz Pb| @0•C

ructure of alloys at differ compositions Compositions &temperature 10%Pb,90%Mg Compositions &temperature 20%Pb, 80%Mg Structure Structure @400°C @0°C My. 50%Pb,50%Mg 67%Pb, 33%Mg @0°C Mgz Pb| @0•C

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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Q1 / Two metals Beryllium (Be) and Silicon (Si) have melting points 1282°C and 1414 °C respectively, are completely soluble as liquids but completely insoluble as solids . They form a eutectic at 1090°C containing 61 wt% Si -39wt% Be? Determine the following:- 1- Draw the thermal equilibrium phase diagram and identify all phases are present in diagram ,then sketches what happens in microstructure when the alloys containing , a- 10wt% Si, b-70wt%Si , solidify completely. 2- Determine the composition and the amount of each phase for the alloy which contain 15 wt% Si-85wt% Be at 1150°C If the alloy is hypoeutectic determine the amount of eutectic at 600 °C? or hypereutectic and
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