Why Pb-Sn eutectic alloys are used for soldering purpose? – McqOptions

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1.	Why Pb-Sn eutectic alloys are used for soldering purpose?
A.	The melting point at eutectic point is maximum
B.	The melting point at the eutectic point is minimum
C.	The melting point at the eutectic point is constant
D.	The boiling point at the eutectic point is maximum
Answer» B. The melting point at the eutectic point is minimum

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