Building Materials MCQs

Q156. As the cement sets and hardens, it generates heat. This is called: Heat of hydration Latent heat Heat of […]

Q146. The proper size of cube mould for testing compressive strength of cement is: 7.05 cm 10.05 cm 10 cm

Q136. For massive dam construction, _______ is used. Rapid hardening cement Blast-furnace slag cement Ordinary Portland cement Low heat cement

Q121. To retard the initial setting time of cement, the compound responsible is Tri-Calcium silicate Gypsum Di-calcium silicate Tri calcium

Q101. Gypsum is added to cement in small quantity to: control final setting time make cement hydrophobic give colour to

Q81. The cement compound that reacts and sets immediately after addition of water is: C2S C3A C3S C4AF Correct Answer:

Q61. For under-water construction or construction in running water, which type of cement is most suitable? Expansive cement Ordinary Portland

Q41. Which type of cement is produced by grinding clinkers formed by calcining bauxite, lime, iron oxide with a little

Q21. Identify the correct pair(s) from the following based on the types of cement and their respective IS specifications. 1.

Q41. Which of the following represents the nominal size (mm) of a modular brick? 100 × 100 × 100 100

Q21. Which of the following statements is correct? Excess of alumina in the clay makes the brick brittle and weak.

Q51. On which of the following factors the crushing strength of stone does not depend? Texture Workability Specific gravity Both