Top 550+ Solved Building Materials MCQ Questions Answer
Q. 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
Q. Bitumen is generally obtained from
a. Organic material
b. Synthetic material
c. Petroleum product
d. Coal
Q. The main constituent which imparts hydraulicity to hydraulic lime is
a. Calcium oxide
b. Silica
c. Clay
d. Water
Q. Calcination of iron ores is done
a. To remove moisture
b. To remove carbonic acid
c. By roasting in heaps
d. All the above
Q. Which of the following cements is suitable for use in massive concrete structures such as largedams?
a. Ordinary Portland cement
b. Low heat cement
c. Rapid hardening cement
d. Sulphate resisting cement
Q. The commonly used thinner in oil paints, is
a. Naphtha
b. Turpentine
c. Both (a) and (b)
d. None the these
Q. 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
Q. The pigment used in paints for corrosive resistance, is
a. White lead
b. Ferrous oxide
c. Zinc white
d. Red lead
Q. Sea sand used in structures causes
a. Dampness
b. Efflorescence
c. Disintegration
d. All of these
Q. The trunk of tree left after cutting all the branches is known as
a. Log
b. Batten
c. Plank
d. Baulk
Q. The weight of a good quality brick when immersed in water for a period of 16 hours should notexceed the weight of dry brick
a. 20 %
b. 15 %
c. 10 %
d. None of these
Q. Pug mill is used for
a. Preparation of clay
b. Moulding of clay
c. Drying of bricks
d. Burning of bricks
Q. Pick up the synthetic resin from the following:
a. Urea resin
b. Phenolic resin
c. Resorcinol resin
d. All of these
Q. Addition of pozzolana to ordinary Portland cement increases
a. Bleeding
b. Shrinkage
c. Permeability
d. Heat of hydration