Building Materials Quiz Questions - Set 25 - ObjectiveBooks

Building Materials Quiz Questions - Set 25

Practice Test: Question Set - 25

1. Pick up the correct statement from the following:
    (A) Hornblende mineral is brittle
    (B) Muscovite is also known as white mica and potash mica
    (C) Biotite is also known as black-mica
    (D) All the above

2. Good quality sand is never obtained from
    (A) River
    (B) Lake
    (C) Sea
    (D) Gravel powder

3. Lime mortar is generally made with
    (A) Quick lime
    (B) Fat lime
    (C) Hydraulic lime
    (D) Plain lime

4. Pick up the compound responsible for early strength of cement from the following:
    (A) Tetra-calcium alumino-ferrite
    (B) Tri-calcium silicate
    (C) Tri-calcium aluminate
    (D) Di-calcium silicate

5. Linseed oil is used in paints as
    (A) Thinner
    (B) Vehicle
    (C) Base
    (D) Drier

6. Asphalt is obtained from
    (A) Petroleum distillation
    (B) Bitumen distillation
    (C) Plastic distillation
    (D) None of these

7. Percentage content of silica in window glass, is
    (A) 40 to 45
    (B) 50 to 55
    (C) 60 to 65
    (D) 70 to 75

8. Most commonly used solvent in oil paints, is
    (A) Petroleum
    (B) Spirit
    (C) Coal tar
    (D) Turpentine

9. The harmonious mixing of the clay ingredients, is known as
    (A) Weathering
    (B) Blending
    (C) Tempering
    (D) None of these

10. Bitumen felt
    (A) Is used as water proofing material
    (B) Is used as damp proofing material
    (C) Is made from bitumen and hessian fibres
    (D) All the above

11. The initial setting time of lime-pozzolana, is
    (A) 30 minutes
    (B) 60 minutes
    (C) 90 minutes
    (D) 120 minutes

12. The clay to be used for manufacturing bricks for a large project, is dugout and allowed to weather throughout
    (A) The monsoon
    (B) The winter
    (C) The summer
    (D) None of these

13. If the furnace is provided with insufficient fuel at low temperatures, the type of pig iron produced, is called
    (A) Bessemer pig
    (B) Grey or foundry pig
    (C) White or forge pig
    (D) Mottled pig

14. Depending on the chemical composition and mechanical properties, iron may be classified as
    (A) Cast iron
    (B) Wrought iron
    (C) Steel
    (D) All the above

15. The main constituent of fly-ash, is
    (A) Aluminium oxide
    (B) Silica
    (C) Ferrous oxide
    (D) All of these

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