Which of the following increases castability of base metal alloys________________?

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The base constituents of dental waxes come from three main sources except______________?

A. Animal B. Mineral C. Insect D. Vegetable...

Who was the first person to introduce cast inlay restoration into dentistry ?

A. William H Taggart B. Buonocore C. G.V. Black D. Bowen...

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 one of the following is most elastic ?

A. a titanium B. B titanium C. Chrome-cobalt-nickel D. Nickel-titanium...