1.

What is the order of elastic modulus for Nickel alloys, Lead alloys, Molybdenum alloys, alumina?

A. Pb < Mo < Ni < Al<sub>2</sub>O<sub>3</sub>
B. Ni < Pb < Mo < Al<sub>2</sub>O<sub>3</sub>
C. Pb < Ni < Mo < Al<sub>2</sub>O<sub>3</sub>
D. Pb < Ni < Al<sub>2</sub>O<sub>3</sub> < Mo
Answer» D. Pb < Ni < Al<sub>2</sub>O<sub>3</sub> < Mo


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