Fins and spines on the casting is seen due to_______________?

Related Mcqs:

In a patient with allergy to costume jewelry, which of the following is contraindicated______________?

A. High gold B. Low gold C. Palladium – Ag D. Ni – Cr...

Titanium casting is done_____________?

A. Under vacuum in argon atmosphere B. Under air pressure in nitrogen atmosphere C. In specially fabricated aluminium vanadium D. Using CAD-CAM technique...

The solvent flux used for base metal soldering is_______________?

A. Boric acid A. Borax B. Fluoride C. Rouge...

Compared with noble metals, base metals show_______________?

A. Increased hardness B. Increased ductility C. Better biocompatibility D. Increased density...

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...