Home» Online Test » Civil Engineering » Construction Materials Online Test » Paper 1 » Paper 2 » Paper 3 0% Sorry, time's up. To complete the online test, please restart it. Created by Vikash chaudhary This is a FREE online test. Beware of scammers who ask for money to attend this test. Get New Questions in Each Attempt Total Questions: 30 Time Allotted: 30 minutes Passing Score: 50% Randomization: Yes Certificate: No Do not refresh the page! 👍 All the best! 1 / 30 1. Tripoli is a type of a) igneous rock b) sedimentary rock c) metamorphic rock d) none of the above 2 / 30 2. The trees yielding hard wood is a) shisham b) chir c) deodar d) pine 3 / 30 3. Attrition test on stone is done to find out a) rate of wear b) toughness c) compressive strength d) hardness 4 / 30 4. *Workability is tested by a) slump test b) vee bee test c) C.F. test d) all of the above 5 / 30 5. *Oil varnish generally consists of a) resin, oil, and turpentine b) oil, wax, and resin c) synthetic resin and spirit d) spirit, oil, and wax 6 / 30 6. The pozzolana Portland cement gains strength a) in the same time as ordinary Portland cement b) in less time than ordinary Portland cement c) in more time than ordinary Portland cement d) difficult to tell 7 / 30 7. The initial and final setting times of ordinary Portland cement are a) 30 minutes and 10 hr b) 15 minutes and 10 hr c) 15 minutes and 5 hr d) none of the above 8 / 30 8. Pick up the air-entraining agent from the following a) animal fats b) natural wood resins c) alkali salts d) all of the above 9 / 30 9. Excess of alumina in a brick earth causes a) loss of cohesion b) impermeable c) cracking and warping on drying d) brittleness 10 / 30 10. The solidification of molten magma within the earth's crust results in the formation of a) sedimentary rocks b) metamorphic rocks c) basalts and traps d) granite and pegmatite 11 / 30 11. A thin pourable suspension of slaked lime in water is known as a) lime water b) lime paint c) milk of lime d) lime lotion 12 / 30 12. The vehicle used in the case of enamel paints is a) varnish b) linseed oil c) water d) all of the above 13 / 30 13. Fat lime may be converted into artificial hydraulic lime a) by the addition of clay in the required proportion b) by the addition of sand in the required proportion c) by the addition of silt in the required proportion d) none of the above 14 / 30 14. The seven-day compressive strength of good Portland cement, as obtained from the compressive test on cement-sand mortar cubes, should not be less than a) 125 kg/cm^2 b) 150 kg/cm^2 c) 175 kg/cm^2 d) 200 kg/cm^2 15 / 30 15. Slate and marble stone belong to a) igneous rocks b) metamorphic rock c) sedimentary rock d) foliated rocks 16 / 30 16. Excessive free lime and excessive magnesia present in the cement make the cement a) unsound b) have very low initial setting time c) have very light compressive strength d) gain strength faster 17 / 30 17. The building stone used for bridge piers and columns is a) granite b) limestone c) marble d) sandstone 18 / 30 18. Limestone is a a) igneous rock b) sedimentary rock c) metamorphic rock d) granite rock 19 / 30 19. Basalt can be classified as a) sedimentary rock b) metamorphic rock c) intrusive igneous d) extrusive igneous 20 / 30 20. The minimum hardness number for marble is about a) 3 b) 8 c) 5 d) 10 21 / 30 21. *The varnish is essentially made of a) resin b) solvent c) drier d) both (a) and (b) of above 22 / 30 22. *The stone suitable for rubble masonry should be: a) hard b) tough c) heavy d) light 23 / 30 23. Rapid hardening cement attains early strength due to a) a larger proportion of lime grounded finer than in ordinary cement b) a small proportion of lime grounded finer than in ordinary cement c) the presence of an excess percentage of gypsum d) none of the above 24 / 30 24. *Plastic bitumen is generally used for a) road pavements b) painting c) expansion joints d) crack filling 25 / 30 25. *PVC stands for a) plastic very compact b) polythene vinyl carbon c) pigment volume concentration d) polythene vinyl chloride 26 / 30 26. *When water is added to cement, the cement hydrates, and chemical reactions take place while cement is setting, an increase in temperature occurs, and a considerable quantity of heat is generated. This phenomenon is called a) heating of cement b) hydration of cement c) watering of cement d) none of the above 27 / 30 27. The function of the base of an oil paint is a) to form the body of the paint b) to reduce the shrinkage cracks c) to reinforce the film of the paint after drying d) to prevent the penetration of paint to lower surfaces 28 / 30 28. Identify the process responsible for the formation of sedimentary rocks a) solidification of molten mass of silicates below or at the surface of earth b) changes in texture or mineral composition or both of igneous and sedimentary rocks due to high temperature and heavy pressure c) deposited layers of sand and silt subjected to enormous overburden pressures over geological times d) none of the above 29 / 30 29. Which of the following statements is not correct? a) kiln-seasoned timber is stronger than naturally seasoned timber b) moisture content in the timber can be reduced to any desired level in kiln seasoning c) kiln seasoning is quicker than natural seasoning d) kiln seasoning requires less stacking space but more expensive than natural seasoning 30 / 30 30. The reason for the popularity of bricks as a construction material is that a) they are cheap and available locally at all places b) they are durable and possess fairly good strength and are lighter than stones c) they have very good insulating property against heat and sound d) all of the above Your score is Share your achievement! LinkedIn Facebook Twitter 0% Restart Test Please provide your feedback. Thank you for your valuable feedback. 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