Puzzolana – MCQ 1. The word puzzolana is derived from a) Puzzolib) Pozzuolic) Puzzolinad) None of these 2. Puzzolana is a) Naturalb) Artificialc) Both 3. Which of the following is the example of a natural puzzolana? a) Silica fumeb) Fly ashc) Bavarian trassd) All of these 4. Which of the following is the example of…
Gypsum – MCQ 1. Gypsum loses all its water of crystallization at about a) 50° C.b) 100° C.c) 200° C.d) 300° C. 2. Plaster of paris contains about a) 4 % of water.b) 6 % of water.c) 8 % of water.d) 10 % of water. 3. Gypsum has a) Low creep.b) High bulk density.c) Negligible…
Plastic Materials – MCQ 1. Plastics are examples of a) Elastomers.b) Corrosive materials.c) Anhydrides.d) Polymeric materials. 2. The material which provides maximum elasticity to plastics is a) Filler.b) Solvent.c) Accelerator.d) Elastomer. 7. Which of the following constituent is added to achieve desired colour of the plastics a) Plasticizer.b) Pigment.c) Catalyst.d) Lubricant. 3. Plasticizer are used…
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Building Mortars – MCQ 1. Building mortars are classified into 6 grades based on compressive strength a) 4 gradesb) 6 gradesc) 7 gradesd) 9 grades 2. Lime mortars are the mixture of a) Lime, cement, and water.b) Cement, sand and water.c) Hydraulic lime, sand, water.d) Air hardening lime, sand and tarpin. 3. Gauged mortar are…
Ceramic Materials – MCQ 1. The word ceramic comes from which word? a) Keramosb) Kamosc) Ceramosd) None of these 2. Which of the following is not a ceramic material a) Glassb) Clayc) Limed) Abrasives 3. Which of the following properties ceramics do not possess a) Hardnessb) Brittlenessc) Elasticity at low temperatured) Malleability 4. Which of…
Ferrous Metals – MCQ 1. The ratio of Young’s modulus of high tensile steel to that of mild steel is about a) 0.5b) 1.0c) 1.5d) 2.0 2. In mild steel, the iron content is about a) 50 %b) 80 %c) 90 %d) 99 % 3. The ultimate tensile strength of high carbon steel in N/mm2…
Timber – MCQ 1. How many months are required for natural seasoning of timber a) 1 to 3 months.b) 4 to 6 months.c) 8 to 11 months.d) 12 to 14 months. 2. The drawback of electric seasoning of timber is a) Checks.b) Splitting.c) Cracks.d) Reduced strength. 3. Lumber a) Implies a living tree.b) is a…
