Top 550+ Solved Building Materials MCQ Questions Answer
Q. Non acid-resistant asbestos is:
a. Tremolite asbestos
b. Chrysotile asbestos
c. Amosite asbestos
d. None of these
Q. The pressure acting on the stones in stone masonry construction should be
a. Along the direction of bedding planes
b. At 45° to the direction of bedding planes
c. At 60° to the direction of bedding planes
d. Perpendicular to the direction of bedding planes
Q. Pick up the constituent of good brick earth whose excess causes the raw bricks shrink and warpduring drying and burning, from the following:
a. Alumina
b. Lime
c. Iron-oxide
d. Magnesia
Q. The wedging is adopted for quarrying costly stratified rock such as
a. Laterite
b. Marble
c. Limestone
d. All the above
Q. Ultimate strength to cement is provided by
a. Tricalcium silicate
b. Di-calcium silicate
c. Tri-calcium aluminate
d. Tetra calcium alumino ferrite.
Q. The initial setting time of lime-pozzolana, is
a. 30 minutes
b. 60 minutes
c. 90 minutes
d. 120 minutes.
Q. The clay to be used for manufacturing for bricks is dugout and allowed to weather in
a. the monsoon
b. the winter
c. the summer
d. none of these
Q. Pick up the hypabyssal rock from the following
a. Granite
b. Dolerite
c. Basalt
d. All the above.
Q. Depending on the chemical composition and mechanical properties, iron classified as
a. cast iron
b. wrought iron
c. steel
d. all the above.
Q. The main constituent of fly-ash, is
a. aluminum oxide
b. silica
c. ferrous oxide
d. All of these.
Q. Bitumen in
a. solid state, is called asphalt
b. semi fluid state, is called mineral tar
c. fluid state, is called petroleum
d. All the above.