Dental Materials Strength Quiz

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Which property is particularly important in the process of mastication because many of the forces of mastication are compressive?

Impact strength

Shear strength

Compressive strength (correct)

Diametral tensile strength

What should restorative materials have to withstand forces of mastication?

High compressive strength (correct)

High shear strength

Low compressive strength

High diametral tensile strength

Which test should be used for brittle materials to determine the tensile strength property?

Uniaxial tension test

Impact strength test

Diametral compression test (correct)

Compressive strength test

What type of deformation should materials exhibit primarily for the diametral compression test to be applicable?

Elastic deformation only Signup and view all the answers

What is important for comparing brittle materials such as dental amalgam, resin composites, and cements?

Compressive strength Signup and view all the answers

What property is important for dental polymer such as flexible impression materials, maxillofacial materials, and resilient denture liners?

Tear strength Signup and view all the answers

Which test determines not only the strength of the material indicated but also the amount of distortion expected?

Three-point bending test Signup and view all the answers

What is the maximum stress that a material can withstand before failure in a shear mode of loading?

Shear strength Signup and view all the answers

What type of materials have low resistance to breakage when load is applied by impact?

All of the above Signup and view all the answers

In which method for measuring impact strength is the specimen supported horizontally at the two ends?

Charpy Impact Test Signup and view all the answers

In the testing of brittle dental materials, which property is particularly important for comparing materials such as dental amalgam, resin composites, and cements?

Compressive strength Signup and view all the answers

Which property should restorative materials have in order to withstand the forces of mastication?

Compressive strength Signup and view all the answers

For which type of material should the diametral compression test be used to determine the tensile strength property?

Elastomeric impression materials Signup and view all the answers

What type of deformation should materials primarily exhibit for the diametral compression test to be applicable?

Elastic deformation Signup and view all the answers

What type of forces are particularly important in the process of mastication, making compressive strength an essential property for restorative materials?

Compressive forces Signup and view all the answers

What property is particularly important in comparing denture base materials subjected to biting stress during mastication and in long bridge spans?

Transverse strength Signup and view all the answers

Which test is used to determine the maximum stress a material can withstand before failure in a shear mode of loading?

Impact strength test Signup and view all the answers

What type of deformation should materials primarily exhibit for the diametral compression test to be applicable?

Shear deformation Signup and view all the answers

What is the minimum force required to initiate tearing of a crescent or trouser shaped specimen known as?

Tear strength Signup and view all the answers

Which method for measuring impact strength involves supporting the specimen vertically at one end?

Izod Impact Test Signup and view all the answers

Dental Materials Strength Quiz

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Questions and Answers

Which property is particularly important in the process of mastication because many of the forces of mastication are compressive?

What should restorative materials have to withstand forces of mastication?

Which test should be used for brittle materials to determine the tensile strength property?

What type of deformation should materials exhibit primarily for the diametral compression test to be applicable?

What is important for comparing brittle materials such as dental amalgam, resin composites, and cements?

What property is important for dental polymer such as flexible impression materials, maxillofacial materials, and resilient denture liners?

Which test determines not only the strength of the material indicated but also the amount of distortion expected?

What is the maximum stress that a material can withstand before failure in a shear mode of loading?

What type of materials have low resistance to breakage when load is applied by impact?

In which method for measuring impact strength is the specimen supported horizontally at the two ends?

In the testing of brittle dental materials, which property is particularly important for comparing materials such as dental amalgam, resin composites, and cements?

Which property should restorative materials have in order to withstand the forces of mastication?

For which type of material should the diametral compression test be used to determine the tensile strength property?

What type of deformation should materials primarily exhibit for the diametral compression test to be applicable?

What type of forces are particularly important in the process of mastication, making compressive strength an essential property for restorative materials?

What property is particularly important in comparing denture base materials subjected to biting stress during mastication and in long bridge spans?

Which test is used to determine the maximum stress a material can withstand before failure in a shear mode of loading?

What type of deformation should materials primarily exhibit for the diametral compression test to be applicable?

What is the minimum force required to initiate tearing of a crescent or trouser shaped specimen known as?

Which method for measuring impact strength involves supporting the specimen vertically at one end?

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