Elinvar, an alloy used in precision instruments, hair springs for watches, etc. contains the following element as principal alloying element__________________? | MCQ Hive

Mechanical Engineering Mcqs

Q Elinvar, an alloy used in precision instruments, hair springs for watches, etc. contains the following element as principal alloying element__________________?

A A. iron
B B. copper
C C. aluminium
D D. zinc

Previous Addition of copper to aluminium results in_____________…

Next Constantant an alloy used in thermocouples is an alloy …

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