Podcast
Questions and Answers
What is the primary reason for considering mechanical forces or loads in the selection of materials for engineering purposes?
What is the primary reason for considering mechanical forces or loads in the selection of materials for engineering purposes?
- To minimize self-weight of the machine
- To withstand changes in temperature
- To accommodate energy transmission (correct)
- To ensure resistance to wear and tear
Which of the following materials is an example of a ductile material?
Which of the following materials is an example of a ductile material?
- Wood
- Rubber
- Copper (correct)
- Cast-iron
What is the ability of a material to deform under tensile stress without breaking?
What is the ability of a material to deform under tensile stress without breaking?
- Ductility (correct)
- Elasticity
- Malleability
- Plasticity
Which material is an example of a material with high malleability?
Which material is an example of a material with high malleability?
What is the term used to describe the ability of a material to resist deformation under load?
What is the term used to describe the ability of a material to resist deformation under load?
Which of the following materials is an example of a brittle material?
Which of the following materials is an example of a brittle material?
What is the ability of a material to resist scratches and wear?
What is the ability of a material to resist scratches and wear?
What is the primary material used in hip joint replacement?
What is the primary material used in hip joint replacement?
What is the purpose of dermal fillers in cosmetic applications?
What is the purpose of dermal fillers in cosmetic applications?
What is the reaction between two molecules to form a larger molecule without eliminating a smaller molecule?
What is the reaction between two molecules to form a larger molecule without eliminating a smaller molecule?
What is the requirement of a biomaterial that is in contact with blood?
What is the requirement of a biomaterial that is in contact with blood?
What is the term used to describe the ability of a material to perform with an appropriate host response?
What is the term used to describe the ability of a material to perform with an appropriate host response?
