Nickel Aluminide, Ni₃Al, Is Sometimes Used as a Strengthening Constituent

question 33

Multiple Choice

Nickel aluminide, Ni₃Al, is sometimes used as a strengthening constituent in high-temperature nickel-base superalloys.It is approximately 13.3% aluminum (r = 143 pm) and 86.7% nickel (r = 124 pm) .Ni₃Al is best classified as

• A)a substitutional alloy.
• B)an interstitial alloy.
• C)both an interstitial and substitutional alloy.
• D)a colloidal alloy.
• E)an intermetallic compound.

Determine the best product mix to maximize the use of a constrained resource.

Evaluate the financial advantage/disadvantage of further processing products.

Make decisions on resource allocation based on contribution margin and constrained resources.

Understand the principles of cost allocation to products in joint production processes.

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