Question: Eutectic phase diagram and lever rule: A lead - tin alloy with a composition of P b - 5 0 w t . % S

Eutectic phase diagram and lever rule: A lead-tin alloy with a composition of Pb-50wt.%Sn is slowly cooled to just below the eutectic temperature. (a) What is the mass fraction of the total eutectic structure? (2 points)(b) What is the total mass fraction of all the phase? (2 points)
Eutectic phase diagram and lever rule: A lead -

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