Civil Engineering – Building Materials Mock test – 2 Welcome to your Building Materials Mock test - 2 Take an exciting test in the topic of Building Materials You have only 20 mins to complete the test ( 25 Questions) Wish you all the best!!! Name Email 1) Spirit varnish generally consists of A. oil, wax and resin B. alcohol, wax and turpentine C. pigment and synthetic resin D. spirit and shellac2) The tendency of a stone is, to split along: A. texture B. fracture C. cleavage D. structure E. all the above.3) Acrylic is the name of A. cellulose resin B. alkyd resin C. methyl metha crylate D. cumarone-indene.4) Lime mortar is generally made with A. quick lime B. fat lime C. hydraulic lime D. plain lime5) Steel contains carbon approximately A. 1.50% to 5.6% B. 0.05% to 1.75% C. 0.25% D. none to these.6) Cast iron contains carbon approximately A. 1.5% to 5.5% B. 0.05% to 1.75% C. 0.250% D. none to these.7) Plastic asphalt is A. used as a water proofing layer over roof B. a mixture of cement and asphalt C. a natural asphalt D. a refinery product.8) For obtaining vinyl chloride acetate, the method used, is A. addition polymerization B. condensation polymerization C. co-polymerization D. none of these.9) The yield strength and tensile strength of low carbon steel may be improved by the addition of A. manganese B. chromium C. nickel D. venadium E. tungsten.10) Good quality cement contains higher percentage of A. Tricalcium silicate B. Di-calcium silicate C. Tri-calcium aluminate D. Tetra calcium alumino ferrite11) Soundness of cement is tested by A. Vicat's apparatus B. Le-chatelier apparatus C. compressive strength testing apparatus D. none of the these.12) Based on its dry weight, a freshly felled tree may contain water A. 25% B. 50% C. 75% D. 100%.13) Forge pig may be converted to wrought iron by A. rolling B. pudding C. shingling D. refining.14) To give a brilliant finish, the type of varnish used, is A. water varnish B. spirit varnish C. turpentine varnish D. oil varnish15) The softest rock is A. marble B. diamond C. talc D. quartz.16) Bitumen may be dissolved in A. carbondioxide B. water C. sodium chloride D. carbon disulphide17) Whitworth compressed steel is obtained when molten steel is subjected to a pressure of A. 5 kg/mm2 B. 9 kg/mm2 C. 13 kg/mm2 D. 15 kg/mm218) Mild steel is used for A. structural works in beams, joints and girders B. small sized water pipes C. columns and struts D. none of these.19) The sequence of refractory materials according to increasing melting points is : A. Dolomite, Magnesia, Bauxite, Chromite B. Bauxite, Chromite, Dolomite, Magnesia C. Magnesia, Bauxite, Dolomite, Chromite.20) Veneering means A. carving out designs on timber planks B. chemically treating timber planks C. thick layer of superior wood glued to inferior wood D. thin layer of superior wood glued to inferior wood.21) Laterite is a/an A. volcanic rock B. argillaceous rock C. calcareous rock D. silicious rock.22) A stone is rejected if it absorbs water more than A. 5% B. 10% C. 15% D. 20% E. 25%.23) The most valuable timber may be obtained from A. chir B. shisham C. sal D. teak.24) Pick up the compound responsible for early strength of cement from the following: A. Tetra-calcium alumino-ferrite B. Tricalcium silicate C. Tricalcium aluminate D. Dicalcium silicate.25) Mastic asphalt is A. acid resisting material B. non-corrosive material C. corrosive material D. heating-resisting material.