Most biocompatible material in oral cavity is_______________?

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Indium in metal alloys_______________?

A. Improve bonding B. Harden the metal ceramic Ag-Pd alloy C. Both A and B D. None of the above...

Heat hardening is the process done at_______________?

A. Heating 750°C and slowly cooling to zero degree B. Heating quickly upto 450°C followed by sudden quenching C. Heating upto 250°C for 15 to 30 min D. Heating at 750°C and then quenching to room temperature...

During soldering, the solidus temperature of the filler material should be_____________?

A. Greater than the substrate material B. Lesser than the substrate material C. Equal to the substrate material D. Temperature not relevant...

Which of the waxes are derived from the lignite_________________?

A. Paraffin wax B. Inlay wax C. Microcrystalline wax D. Montan wax...

The contraction of gold alloy on solidifying is approximately_____________?

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