Building Materials Objective Practice Test - Set 02

Practice Test: Question Set - 02


1. The plywood
    (A) Has good strength along the panel only
    (B) Can be spilt in the plane of the panel
    (C) Has greater impact resistance to blows than ordinary wood
    (D) Cannot be bent more easily than ordinary wood of same thickness

2. Pick up the correct statement from the following:
    (A) The phenol is carbolic acid
    (B) The phenol is either extracted from coal-tar or prepared from benzene
    (C) Phenol reacts with formaldehyde, to form phenol formaldehyde resin
    (D) All the above

3. Advantage of a clamp compared to a kiln for burning bricks is that
    (A) It takes less time for burning
    (B) It gives more output of first class bricks
    (C) It has less initial cost
    (D) It is suitable when bricks are required in large numbers

4. Pick up the correct statement from the following:
    (A) Solder material is an alloy which melts at a temperature above 400°C
    (B) Brazing is done at temperature above 600°C to 1100°C
    (C) Brazing joint is stronger than the solder joint
    (D) All the above

5. Assertion A : Pure lime takes a long time to develop adequate strength.
    Reason R : Pure lime has slow hardening characteristics.
    Select your answer according to the coding system given below:
    (A) Both A and R is true and R is correct explanation of A
    (B) Both A and R is true and R is not a correct explanation of A
    (C) A is true but R is false
    (D) A is false but R is true

6. During pudding
    (A) Molten metal is kept clear of the fuel
    (B) Carbon is converted into carbonic acid gas
    (C) Silicon forms a slag
    (D) All the above

7. Early attainment of strength in rapid hardening cement is mainly due to
    (A) Gypsum
    (B) Finer grinding
    (C) Tri-calcium silicate
    (D) Tri-calcium aluminate

8. Pick up the correct statement from the following:
    (A) Quick lime is obtained by burning pure lime stone
    (B) Hydraulic lime is obtained by burning lime stone containing clay 5% to 30%
    (C) Poor lime is obtained by burning lime stone containing impurities more than 5%
    (D) All the above

9. Which of the following cements contains maximum percentage of dicalcium silicate?
    (A) Ordinary Portland cement
    (B) Low heat cement
    (C) Rapid hardening cement
    (D) Sulphate resisting cement

10. Pick up the incorrect statement from the following:
    (A) Hydraulic lime is generally obtained by burning kankar
    (B) Hydraulic lime sets slowly as compared to fat lime
    (C) Hydraulic lime is generally used in lime mortar
    (D) None of these

11. Which of the following stresses is used for identifying the quality of structural steel?
    (A) Ultimate stress
    (B) Yield stress
    (C) Proof stress
    (D) None of the above

12. Quick lime
    (A) Generates heat when added to water
    (B) Reacts with carbon dioxide
    (C) May be used for white-washing
    (D) All the above

13. Assertion A : Normally turpentine oil is recommended as thinner for indoor painting.
    Reason R : Turpentine oil is costlier than other thinners.
    Select your answer according to the coding system given below:
    (A) Both A and R is true and R is the correct explanation of A
    (B) Both A and R is true but R is not the correct explanation of A
    (C) A is true but R is false
    (D) A is false but R is true

14. Putty is
    (A) Made with finely powdered chalk and linseed oil
    (B) Used for fixing glass panes
    (C) Softened by a solution of pearl ash and quick-lime soaked in water
    (D) All the above

15. A mortar joint in masonry which is normal to the face of wall is known as
    (A) Bed joint
    (B) Wall joint
    (C) Cross joint
    (D) Bonded joint

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Item Reviewed: Building Materials Objective Practice Test - Set 02 Rating: 5 Reviewed By: Pranab Debnath
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