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Civil Engineering MCQS -Building Materials Section 1

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1. In a mortar, the binding material is




2. Lacquer paints




3. Wrought iron contains carbon upto




4. Pick up the polymineralic rock from the following:




5. Pick up the correct statement from the following:




6. Ultimate strength to cement is provided by




7. Elastomers can extend upto




8. Bitumen felt




9. In the method of condensation polymerization,




10. In the cement the compound quickest to react with water, is




11. The initial setting time of lime-pozzolana, is




12. The clay to be used for manufacturing bricks for a large project, is dugout and allowed to weather throughout




13. The rocks which are formed due to cooling of magma at a considerable depth from earth's surface are called




14. Quartzite is a




15. The variety of pig iron used for manufacture of wrought iron, is




16. Sand stone is




17. If the furnace is provided with insufficient fuel at low temperatures, the type of pig iron produced, is called




18. Stainless steel contains




19. Pick up the hypabyssal rock from the following:




20. Depending on the chemical composition and mechanical properties, iron may be classified as




21. Wrought iron contains carbon about




22. The main constituent of fly-ash, is




23. Bitumen in




24. The plastics made from cellulose resin




25. Kaolin is chemically classified as




26. Which one of the following is acid resistant asbestos:




27. Due to attack of dry rot, the timber




28. Brittleness of cold is due to an excess of




29. For the manufacture of Portland cement, the proportions of raw materials used, are




30. Asbestos cement




31. Gniess is obtained from




32. The rocks formed by gradual deposition, are called




33. Galvanising means covering iron with a thin coat of




34. For preparing porcelains, the clay should be




35. Polymerization helps to improve the property of




36. Good quality stones must




37. Sewer pipes are made of




38. Fibre glass




39. Pick up the correct statement from the following:




40. Pick up the correct statement from the following:




41. The commonly used colour pigment in paints, is




42. Varnish is a transparent or semi-transparent solution of resinuous substances in




43. Initial setting time of cement for asbestos cement products should be not less than




44. The variety of pig iron used for the manufacture of steel by Bessemer process, is




45. For melting one tonne of cast iron




46. For filling cracks in masonry structures, the type of bitumen used, is




47. Plastic




48. Vanadium steel is generally used for




49. Pick up the correct statement from the following:




50. The process of manufacturing steel by heating short lengths of wrought iron bars mixed with charcoal in fire clay crucibles and collecting the molten iron into moulds, is known as