Relevant Competitive Tests:
High copper dental amalgams are superior to other amalgams because high copper dental amalgems______________?
A.\tHave less marginal breakdownCorrect Answer
B.\tAre workable at lower Hg-alloy ratio
C.\tHave a higher ratio of tensile to compressive strength
D.\tHave less resistance to tarnish and corrosion
Correct Option: A.\tHave less marginal breakdown
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