building materials physical chemical properties classification - Question Bank
1. The classification of building materials into organic and inorganic is based on their:
2. Which chemical property of a material indicates its tendency to break down when mixed with water?
3. The presence of voids or pores within a material is referred to as its:
4. What is the term for the measure of a material's resistance to deformation under shear stress?
5. Materials like wood, stone, and metals are primarily classified as:
6. The chemical reaction of a material with oxygen, often leading to degradation, is called:
7. The property of a material to resist weathering and environmental degradation over time is referred to as:
8. Which physical property is crucial for a material used as a sealant to prevent the passage of fluids or gases?
9. The ability of a material to be hammered or rolled into thin sheets without fracturing is known as:
10. What is meant by the 'soundness' of cement?
11. The classification of materials into ferrous and non-ferrous is based on their:
12. Which chemical property is important for materials used in fire-resistant construction?
13. The tendency of a material to absorb moisture from the air is termed:
14. Which physical property of a material is related to its ability to absorb and store heat energy?
15. The ratio of the weight of a material to the weight of an equal volume of water at a specified temperature is known as:
16. Which property of a material describes its ability to be drawn out into a thin wire?
17. The process of hardening of cement in the presence of water is called:
18. Aggregates are primarily classified into fine and coarse based on their:
19. Which chemical property refers to a material's resistance to being corroded or degraded by chemical reactions with its environment?
20. The process by which a material undergoes a permanent change in volume due to temperature changes is called:
21. What physical property is critical for a material used in electrical wiring?
22. The ability of a material to resist penetration by a sharp object is a measure of its:
23. Which classification of building materials includes items like bricks, cement, and glass?
24. The chemical property of a material that indicates its ability to react with acids or bases is known as:
25. What term describes the reduction in strength of a material due to repeated cycles of stress?
26. The rate at which a material absorbs or desorbs moisture from the atmosphere is related to its:
27. Materials that are manufactured by combining two or more distinct materials to achieve improved properties are classified as:
28. The chemical property that describes a material's resistance to degradation or decomposition when exposed to light, especially ultraviolet radiation, is:
29. Which physical property of a material is related to its ability to transmit heat?
30. The ability of a material to resist fracture when subjected to a sharp impact is termed:
31. What does the term 'Workability' refer to in the context of fresh concrete or mortar?
32. Building materials can be broadly classified based on their function into categories like:
33. Which chemical property determines if a material will burn when exposed to heat and oxygen?
34. The tendency of a material to break or shatter with little or no plastic deformation is known as:
35. Which physical property is important for a material used in roofing to resist weathering and degradation from sunlight?
36. The property of a material to deform permanently under stress without fracturing is called:
37. What is the primary chemical reaction that occurs when Portland cement is mixed with water?
38. The classification of aggregates based on their origin includes:
39. Which chemical property of a material refers to its tendency to undergo a chemical reaction with its environment, such as oxidation or corrosion?
40. The ability of a material to withstand scratching, cutting, or wearing away is known as:
41. Which physical property is crucial for determining the thermal insulation capabilities of a building material?
42. A material that returns to its original shape after the removal of applied load exhibits:
43. The density of a building material is defined as its:
44. An 'artificial' building material is one that is:
45. Which of the following is a 'natural' building material?
46. The classification of building materials into natural and artificial categories is based on:
47. Which chemical property of cement is primarily responsible for its hardening and strength development?
48. What term describes the gradual deformation of a material under constant stress over a long period, typically at elevated temperatures?
49. The ability of a material to absorb energy and plastically deform without fracturing is known as:
50. Which property of a building material relates to its ability to resist deformation under load?