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RDAEF2 CA EXAM QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS VERIFIED LATEST UPDATE

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RDAEF2 CA EXAM QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS VERIFIED LATEST UPDATE Proper finishing, polishing, and cleaning of tooth structures and restorative materials _________ restorative material. A. improves the esthetics B. improves the tissue health C. increases the longevity A, B,...

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  • October 13, 2024
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  • 2024/2025
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RDAEF2 CA EXAM QUESTIONS AND ANSWERS WITH

COMPLETE SOLUTIONS VERIFIED LATEST UPDATE


Proper finishing, polishing, and cleaning of tooth structures and restorative

materials _________ restorative material.

A. improves the esthetics

B. improves the tissue health

C. increases the longevity

A, B, & C are correct

Which of the following sca les ranks materials by their relative resistance to

abrasion?

A. Brinell

B. Moh

C. Vickers

D. Knoop

B. Moh

Which of the following is true concerning the hardness of porcelain relative to

enamel and dentin?

A. Porcelain is harder than enamel and dentin.

B. Porcelain is harder than enamel but softer than dentin.

C. Porcelain is harder than dentin but softer than enamel.

D. Por celain is softer than enamel and dentin.

, A. Porcelain is harder than enamel and dentin.

Abrasive particles that are _____ will cut more efficiently.

A. large and regular

B. large and irregular

C. small and regular

D. small and irregular

B. large and irregular

Which statement explains how fine-particle diamonds are suppli ed?

A. Bonded to rotary cutting shanks or disks

B. Found in designs ranging from 7 to 30 cutting flutes

C. Supplied on rotary disks and handheld finishing strips

D. Supplied in a paste for polishing composite and porcelain restorations

D. Supplied in a paste for polishing composite and porcelain restorations

The powder form of is used in sandblasting restorations in preparation for

cementation and air abrasion.

A. tin oxide

B. silicon dioxide

C. silicon carbide

D. aluminum oxide

D. aluminum oxide

Which of the following is correct about pumice?

A. Frequently found in block form, which is then run onto a rag wheel to polish

precious and semiprecious metal alloys in the laboratory

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