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Multiple choice Mark one or more correct answers to the following questions: a. Which of the following...

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Civil Engineering

Multiple choice Mark one or more correct answers to thefollowing questions:

a. Which of the following properties is the best indicator ofthe materials resistance to the plastic deformation

A. young’s modulus

B. yield strength

C. tensile strength

D. percent elongation

b. Martensite steel is brittle because of:

A. tempering

B. grain size strengthening

C. strain hardening

D. solid solution hardening

c. Electroneutrality may be maintained in the introduction ofNa+ impurity in FeO by simultaneously introducing:

A. an interstitial oxygen for every two Na+

B. an interstitial Fe2+ for Na+

C. an oxygen vacancy for every two Na+

D. conversion of an Fe2+ to Fe3+ .

d. Strength of a glass piece can be enhanced by:

A. precipitation hardening

B. annealing

C. reducing the average grain size

D. tempering

E. cold working

e. An eutectic alloy is characterized by

A. lenticular particles in a solid phase

B. alternating layers of two phases

C. a substitutional solid solution

D. a concentration ingredient

Answer & Explanation Solved by verified expert
3.7 Ratings (527 Votes)
Ans A A Youngs Modulus and C Yield Strength It has two right answers to it that is it is the best indicator of the material resistance to the plastic deformation along with youngs    See Answer
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