The main difference between dental stone and dental plaster is______________?

Related Mcqs:

Water powder ratio of dental stone and plaster is respectively_________________?

A. 0.28 and 0.6 B. 0.6 and 0.28 C. 0.6 and 3.2 D. 0.28 and 0.98...

The β (Beta) hemihydrate of gypsum requires more water to float its powder particles because______________?

A. They are more regular in shape and dense B. They are more regular in shape and highly porous C. They are more irregular in shape and porous D. They are more dense and prismatic in shape...

Impression plaster containing potato starch is called______________?

A. Plaster of paris B. Soluble plaster C. Anti – expansion solution D. Die stones...

Balanced stone is dental stone_______________?

A. Which undergoes rapid expansion B. In which accelerators or retarders have been added according to need C. In which amount of water of hydration is controlled D. In which the crystals are all of uniform size...

Most commonly used retarder in gypsum_____________?

A. Na2 So4 B. Nacl C. Citrales D. K2 So4...