The contraction of gold alloy on solidifying is approximately_____________?

Related Mcqs:

Passivating alloys are_______________?

A. Cr, Al, Ti B. Cr, Mo, Ti C. Cr, Gold, Ti D. Cr, Fe, Ti...

Casting flux is used to_______________?

A. Prevent the oxidation of the metal during melting B. increase the melting point of the flux C. Flaring the point of the sprue attachment D. None of the above...

Which of the following cast gold alloys is used for fabricating partial denture frameworks______________?

A. Type I – Soft B. Type II – Hard C. Type III – Hard D. Type IV – Extra Hard...

Localised shrinkage porosity is seen when there________________?

A. Thin sprue B. No reservoir C. Investment heated strongly D. Inadequate air discharge...

Which of the following zones is used for melting alloy during casting______________?

A. Reducing flame B. Oxidizing flame C. Green flame D. All of the above...