Building Materials Objective type Questions and Answers pdf - Set 10 - ObjectiveBooks

Building Materials Objective type Questions and Answers pdf - Set 10

Practice Test: Question Set - 10

1. Which of the following is a mineral?
    (A) Basalt
    (B) Granite
    (C) Quartz
    (D) Syenite

2. Age of a tree may be ascertained by
    (A) Radius of its stem
    (B) Circumference of its stem
    (C) Number of branches
    (D) Number of annual rings

3. Crushing strength of a good building stone should be more than
    (A) 50 MPa
    (B) 100 MPa
    (C) 150 MPa
    (D) 200 MPa

4. Generally wooden moulds are made from
    (A) Ply wood
    (B) Shishum wood
    (C) Deodar wood
    (D) Teak wood

5. The nominal size of the modular brick is
    (A) 190 mm × 90 mm × 80 mm
    (B) 190 mm × 190 mm × 90 mm
    (C) 200 mm × 100 mm × 100 mm
    (D) 200 mm × 200 mm × 100 mm

6. Bitumen is generally obtained from
    (A) Organic material
    (B) Synthetic material
    (C) Petroleum product
    (D) Coal

7. The main constituent which imparts hydraulicity to hydraulic lime is
    (A) Calcium oxide
    (B) Silica
    (C) Clay
    (D) Water

8. Calcination of iron ores is done
    (A) To remove moisture
    (B) To remove carbonic acid
    (C) By roasting in heaps
    (D) All the above

9. Which of the following cements is suitable for use in massive concrete structures such as large dams?
    (A) Ordinary Portland cement
    (B) Low heat cement
    (C) Rapid hardening cement
    (D) Sulphate resisting cement

10. The commonly used thinner in oil paints, is
    (A) Naphtha
    (B) Turpentine
    (C) Both (a) and (b)
    (D) None the these

11. Minimum thickness of wall where single Flemish bond can be used is
    (A) Half brick thick
    (B) One brick thick
    (C) One and a half bricks thick
    (D) Two bricks thick

12. The pigment used in paints for corrosive resistance, is
    (A) White lead
    (B) Ferrous oxide
    (C) Zinc white
    (D) Red lead

13. Slate is formed by metamorphic action on
    (A) Shale
    (B) Lime stone
    (C) Sand stone
    (D) Granite

14. Sea sand used in structures causes
    (A) Dampness
    (B) Efflorescence
    (C) Disintegration
    (D) All of these

15. The trunk of tree left after cutting all the branches is known as
    (A) Log
    (B) Batten
    (C) Plank
    (D) Baulk

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