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: 50 Time Allotted: 50 minutes Passing Score: 70% Randomization: Yes Certificate: Yes Do not refresh the page! 👍 All the best! 1 / 50 1. The commonly used thinner in distempers a) olive oil b) naptha c) turpentine d) water 2 / 50 2. Inert filler/adulterant is used in paint to a) increase the volume b) reduce the cost c) both (a) and (b) of above d) none of the above 3 / 50 3. PVC controls in paint a) gloss b) cohesion & adhesion c) durability & washability d) all of the above 4 / 50 4. *The percentage of carbon in cast iron is: a) 0.70% b) 1.2 to 1.7% c) 1.20% d) 2 to 4.5% 5 / 50 5. The chemical action between cement and water is technically known as: a) dehydration b) carbonation c) calcination d) hydration 6 / 50 6. Plastic asphalt is a) a mixture of cement and asphalt b) a natural asphalt c) a refinery product d) none of the above 7 / 50 7. *The main constituent of cement in descending order is a) lime, silica, alumina, iron oxide, and magnesia b) silica, alumina, iron oxide, magnesia, and lime c) silica, alumina, iron oxide, and magnesia d) alumina, lime, iron oxide, magnesia, and silica 8 / 50 8. The volume of one bag of cement weighing 50 kg is a) 0.05m^3 b) 0.0347m^3 c) 0.025m^3 d) 0.04m^3 9 / 50 9. Lime having high calcium oxide content, which can set and become hard only in the presence of CO2 from the atmosphere, is known as a) hydraulic lime b) fat lime c) quick lime d) lump lime 10 / 50 10. The type of cement is considered good if a) it contains C3S in large amounts b) it contains C2S in large amounts c) it contains C3A in large amounts d) all of the above 11 / 50 11. *What is the essential constituent of varnish paint? a) linseed oil b) resin c) zinc sulfate d) soda 12 / 50 12. The soil good for making bricks is a) clay soil (silica & alumina) b) alluvial c) silt d) sand and silt 13 / 50 13. *Strike is used to remove the a) crowded people b) stop the work c) surplus clay of the mould d) all of the above 14 / 50 14. Which one is correct? a) quick lime slow in setting b) quick lime rapid in slaking c) quick lime generates heat on water addition d) all of the above 15 / 50 15. Loss on ignition in cement should not exceed a) 1% b) 4% c) 8% d) 12% 16 / 50 16. Texture of sandstone is a) cellular b) foliated c) granular d) concoidal 17 / 50 17. *Seasoning of timber a) makes the timber light, strong, and stable b) prevents warping, cracking, and shrinkage in timber c) makes timber resistant to decay by fungi, termites, etc., and also resistant to electricity d) all of the above 18 / 50 18. 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 19 / 50 19. Marble is found in a) mechil b) bagmati c) koshi d) none of the above 20 / 50 20. *Pug mill is used for a) clay preparation b) clay moulding c) brick drying d) brick burning 21 / 50 21. Emulsion paints contain: a) nitro cotton b) zinc white c) white lead d) polyvinyl acetate 22 / 50 22. *The cement becomes useless if its absorbed moisture content exceeds? a) 5% b) 4% c) 3% d) 2% 23 / 50 23. The temperature at which bricks are burnt varies from (low melting clay) a) 400┬░ to 700┬░C b) 700┬░ to 1000┬░ C c) 1000┬░ to 1200┬░C d) 1200┬░ to 1500┬░ C 24 / 50 24. The standard size of the brick as per the Indian standard is a) 20├ù10├ù10 cm b) 23x12x8 cm c) 19├ù9├ù9 cm d) 18├ù9├ù9 cm 25 / 50 25. In quick-setting cement the compound added is a) aluminium sulphate b) aluminium silicate c) calcium sulphate d) gypsum 26 / 50 26. Which of the following has the highest crushing strength a) limestone b) granite c) gneiss d) laterite 27 / 50 27. *Efflorescence in brick is caused due to an excess of: a) alumina b) iron oxide c) silica d) alkalis 28 / 50 28. *The painting work is generally specified by a) weight of the paint applied b) labor used in the painting c) area of the painted surface d) all of the above 29 / 50 29. *The age of the tree can be judged from a) the height b) the diameter c) annual rings d) piths 30 / 50 30. Identify the process responsible for the formation of igneous 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 31 / 50 31. Tripoli is a type of a) igneous rock b) sedimentary rock c) metamorphic rock d) none of the above 32 / 50 32. To which category do the chromite bricks belong? a) neutral refractory brick b) acid refractory brick c) basic refractory brick d) all of the above 33 / 50 33. The most widely used kiln in Nepal is a) hoffman's kiln b) bull's trench kiln c) clamp kiln d) none of the above 34 / 50 34. The maximum percentage of silt content for making good tiles is about a) 20% b) 30% c) 40% d) 50% 35 / 50 35. The amount of insoluble residue & residual retained (OPC) on IS90 sieve a) 1.5% & 10% b) 4% & 10% c) 10% & 1.5% d) 1.5% & 4% 36 / 50 36. *Which constituent is the best cementing material in cement? a) tri-calcium silicate b) tri-calcium aluminate c) di-calcium silicate d) free lime 37 / 50 37. The following element of a paint is used as base, pigment as well as drier a) red lead b) white lead c) black lead d) all of the above 38 / 50 38. 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 39 / 50 39. 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 40 / 50 40. The paint which has high reflective property is: a) bronze paint b) enamel paint c) asbestos paint d) cellulose paint 41 / 50 41. Gypsum is added to cement for reducing the fast reacting property of a) dicalcium silicate b) tricalcium silicate c) tricalcium aluminate d) tetra calcium alumino ferrite 42 / 50 42. Generally, wooden molds are made from a) ply wood b) shisham c) pine wood d) teak wood 43 / 50 43. The physical classification divides the rocks into a) calcareous, argillaceous, and silicious b) organic, semi-organic, and inorganic c) igneous, sedimentary, and metamorphic d) stratified, unstratified, and foliated 44 / 50 44. The silicious and aluminous minerals themselves, which do not have cementitious qualities but which react with lime in the presence of water at normal temperature to form cementitious compounds, are known as a) glazed materials b) porcelains c) pozzolanic materials d) carbonaceous materials 45 / 50 45. The process of kneading clay, water, and other ingredients to make a brick is called a) moulding b) tempering c) pugging d) blending 46 / 50 46. The tendency of minerals split along a certain plane is known as a) fracture b) cleavage c) breaking d) fault 47 / 50 47. *Plywood is identified by a) volume b) weight c) thickness d) area 48 / 50 48. *Fire bricks should be laid in a a) lime mortar b) fire cement mortar c) fire clay mortar d) all of the above 49 / 50 49. The process of taking out stones of various sizes from natural rocks is known as a) dressing b) seasoning c) quarrying d) none of the above 50 / 50 50. *The curved swellings from the growth of layers or wounds left after branches are cut off in an irregular manner are known as a) knots b) rind galls c) burls d) none of the above Please provide accurate information so we can send your Achievement Certificate by mail. NameEmailPhone Number 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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