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.Management Sciences
A. Not waiting for 20 min before pouring
B. High speed accelerator
C. Air incorporation in the mix
D. All of the above
Related Mcqs:
- Water of reaction needed to react completely with 100 g of calcium sulphate hemihydrates to convert it to calcium sulphate dihydrate______________?
- A. 18.6ml B. 22.2ml C. 30.4ml D. 45.3ml...
- Plaster of paris is mixed in________________?
- A. Plastic bowl B. Rubber bowl C. Glass bowl D. Metal bowl...
- Type III Dental gypsum is__________________?
- A. Class II stone B. Densite C. Class I stone or hydrocal D. Model or lab plaster...
- Powders of dental plaster and dental stone differ mainly in____________?
- A. Solubility B. Shelf life C. Chemical formula D. Particle porosity...
- Impression plaster containing potato starch is called______________?
- A. Plaster of paris B. Soluble plaster C. Anti – expansion solution D. Die stones...
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