Mosby questions with correct answers

What is mixing time? - Answer Time elapsed from the start of mixing until the end o mixing Which of the following material does NOT set by polymerization? - Answer Dental plaster Which of the following materials undergoes problematic imbibtion? - Answer Alginate impression material Which of the following is a rapid thermal conductor? - Answer Dental amalgam Which one of the following terms is NOT important for color matching? - Answer Imbibition Engineering Stress is computer as: - Answer Applied load divided by original cross-sectional area of the object Engineering strain is computed as: - Answer Deformation divided by the original length of the object. What is the point at which loading begins to produce both plastic and elastic strain at the same time? - Answer Elastic limits Which phase in dental amaglam restoration is MOST likely to corrode? - Answer Sn(Tin)-Hg(mercury) Which phase of the dental amalgam is the strongest? - Answer Ag(silver)-Sn(Tin)