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. youngâ€™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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