Dental porcelains are crystalline materials of________________?

Related Mcqs:

Which is not present in porcelain________________?

A. Silica B. Feldspar C. Calcium carbonate D. Amorphous material...

Greening occuring when porcelains are fired on silver free alloys may be attributed to________________?

A. Vaporization of silver from the walls of contaminated furnaces B. Surface diffusion of silver from the marginal metal C. More rapid silver diffusion in sodium containing glass D. Silver ionization by porcelains with high oxygen potential...

Dispersion of crystalline phase to strengthen ceramics results in_________________?

A. dispersed porcelain B. Glazed porcelain C. aluminium porcelain D. All of the above...

The preferred material for repair of fractured denture base is______________?

A. Chemically cure resin B. Heat curve resin C. Light cure resin D. Vinyl resin...

Condensation shrinkage of porcelain during firing depends on__________________?

A. Rate of arriving at firing temperature B. Uniformity of particle size C. Shape and size of particle D. Type of investment used...