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.Management Sciences
A. Produce a smoother casting
B. Decrease setting expansion
C. Increase setting expansion
D. Increase thermal expansion
Related Mcqs:
- The base constituents of dental waxes come from three main sources except______________?
- A. Animal B. Mineral C. Insect D. Vegetable...
- Disadvantage of having a short sprue is________________?
- A. Rapid solidification of metal B. No place for reservoirs C. Incomplete evacuation of gases D. Difficulty in removing casting from investment...
- The best fuel gas when used with oxygen is______________?
- A. Hydrogen B. Natural gas C. Propane D. Acetylene...
- Casting shrinkage is compensated by_______________?
- A. Thermal expansion B. Hygroscopic expansion C. Wax expansion D. All of the above...
- The strength of a gypsum investment is dependent on_______________?
- A. Carbon content B. Silica content C. Gypsum D. Copper...
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