RRB Group D 17-Sep-2018 Shift 2 Solved Paper

Question : 39 of 100

Marks: +1, -0

Constantan is alloyed from ______ metals.

Solution:

Constantan is a copper-nickel (Cu-Ni) alloy also known as Eureka, Advance, and Ferry. It usually consists of

55 \%

copper and

45 \%

nickel.

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