Incomplete casting is the result of_____________?

Related Mcqs:

The function of a sprue is to_______________?

A. Form an opening of molten metal to enter the mold B. Help polish cast restorations C. Eliminate air bubbles on the wax pattern D. Reproduce fine detail...

The sprue in wax pattern should be placed________________?

A. At right angle B. At 45°C angle C. At obtuse angle D. It depend upon type of wax pattern...

In Base metal alloys, Corrosion resistance occurs due to___________________?

A. Passivity B. High Fusion Temperature C. High Molecular Weight D. Co-efficient of Thermal Expansion...

Which one of the following categories of dental materials has the highest thermal conductivity_________________?

A. Unfilled acrylic plastics B. Gold alloys C. Porcelains D. Zinc phosphate cements...

The contraction of gold alloy on solidifying is approximately_____________?

A. 0.4% B. 1.4% C. 2.4% D. 3.4%...