Civil Engineering MCQs [Quiz 40]

Q1. The weight of a good quality brick when immersed in water for a period of 16 hours should not exceed the weight of dry brick
(A) 20 %
(B) 15 %
(C) 10 %
(D) None of these

Q2. Pug mill is used for
(A) Preparation of clay
(B) Moulding of clay
(C) Drying of bricks
(D) Burning of bricks

Q3. Pick up the synthetic resin from the following:
(A) Urea resin
(B) Phenolic resin
(C) Resorcinol resin
(D) All of these

Q4. Addition of pozzolana to ordinary Portland cement increases
(A) Bleeding
(B) Shrinkage
(C) Permeability
(D) Heat of hydration

Q5. Plastics are compounds of carbon with element
(A) Hydrogen
(B) Nitrogen
(C) Oxygen
(D) All of these

Q6. Paints with white lead base are suitable for painting of
(A) Wood work
(B) Iron work
(C) Both wood work and iron work
(D) None of the above

Q7. For a good building stone, its specific gravity should the greater than
(A) 1.5
(B) 1.7
(C) 2.2
(D) 2.7

Q8. Sandstone is a
(i) Sedimentary rock
(ii) Aqueous rock
(iii) Siliceous rock
The correct answer is
(A) Only (i)
(B) Both (i) and (ii)
(C) Both (i) and (iii)
(D) All (i), (ii) and (iii)

Q9. The rocks having alumina or clay as their major constituents are known as
(A) Siliceous rocks
(B) Argillaceous rocks
(C) Calcareous rocks
(D) Sedimentary rocks

Q10. The practical limit of moisture content achieved in air drying of timber is
(A) 5 %
(B) 15 %
(C) 25 %
(D) 35 %

Updated: 24th August 2019 — 11:32 AM

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