Mechanical properties

A visually engaging image depicting mechanical properties of materials, stress and strain in dental restorations, with diagrams and illustrations of forces acting on objects.

Understanding Mechanical Properties Quiz

This quiz will test your knowledge on the mechanical properties of materials, particularly focusing on stress and strain concepts in relation to dental restorations.

Key topics covered include:

  • Types of stress
  • Averaging biting force
  • Understanding strain
  • Importance of stress analysis
11 Questions3 MinutesCreated by AnalyzingForce42
The action applied on an object to change its position of rest
Stress
Force
Strain
Elsticity
Avergae biting force in Molars
560 N
800N
200N
150 N
Stress is External reaction to the external applied force
True
False
Stress =Force/Area
True
False
The Types of stresses are
Tensile , sheari , compressive and complex
Shear and compressive
Only tensile
Which type of stress result in elongation
Compressive
Shear
Tensile
The force applied to a dental restoration is a
Complex stress
Only tensile
Compressive + tensile stress
Stress analysis in dental resoration help in their :
Design
Color
Position
Final length- original length/ original length, is the equation for
Stress
Strain
Force
The Unit of strain is :
Dimensionless
N/mm
Ml
Elastic strain is th type of strain which can not be recoverd after force is removed
Dimensionless
N/mm
Ml
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