Top 550+ Solved Building Materials MCQ Questions Answer
Q. Which of the following stone is best suited for construction of piers and abutments of a railwaybridge?
a. Granite
b. Sand stone
c. Lime stone
d. Quartzite
Q. Cast iron contains carbon approximately
a. 1.5% to 5.5%
b. 0.05% to 1.75%
c. 0.250 %
d. None to these
Q. Soundness of cement is tested by
a. Vicat's apparatus
b. Le-chatelier apparatus
c. Compressive strength testing apparatus
d. None of these
Q. First class timber has an average life of
a. Less than one year
b. 1 to 5 years
c. 5 to 10 years
d. More than 10 years
Q. Which of the following ingredients of the brick earth enables the brick to retain its shape?
a. Alumina
b. Silica
c. Iron
d. Magnesia
Q. Veneering means
a. Carving out designs on timber planks
b. Chemically treating timber planks
c. Thick layer of superior wood glued to inferior wood
d. Thin layer of superior wood glued to inferior wood
Q. Which one of the following is used for preparing porcelain?
a. Clay
b. Feldspar
c. Quartz
d. All of these
Q. The main ingredients of Portland cement are
a. Lime and silica
b. Lime and alumina
c. Silica and alumina
d. Lime and iron
Q. Pick up the correct statement from the following:
a. Blistering may be cured by applying water paint finished with oil paint dried with a little copal varnish
b. Cracked paints may be cured by removing paint and giving a fresh coat of paint
c. Crawling paints may be cured by sand preparing the surface and giving a fresh coat with plenty of turps
d. All the above
Q. After storage, the strength of cement
a. Decreases
b. Increases
c. Remains same
d. May increase or decrease