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Building Materials and Construction

Building Materials and Construction MCQs serve as a valuable resource for FPSC, NTS, KPPSC, PPSC, SPSC, KPPSC, OTS, BPSC, MES and other test preparations. Ideal for Civil Engineering students preparing for all competitive exams and technical interviews.

Main constituent of cement which is responsible for initial setting of cement is ____ ?

February 18, 2024 – by admin 0

A. tricalcium silicate
B. tricalcium aluminate
C. dicalcium silicate
D. None of them

Main constituent which imparts hydraulicity to hydraulic lime is ____ ?

February 18, 2024 – by admin 0

A. silica
B. water
C. calcium oxide
D. clay

As per IS specifications, the maximum final setting time for ordinary Portland cement should be ___ ?

February 18, 2024 – by admin 0

A. 6 hours
B. 10 hours
C. 30 minutes
D. 1 hour

Constituent of cement which is responsible for all the undesirable properties of cement is ____ ?

February 18, 2024 – by admin 0

A. tricalcium aluminate
B. tetra calcium alumino ferrite
C. dicalcium silicate
D. tricalcium silicate

Initial setting time for ordinary Portland cement as per IS specifications should not be less than _____ ?

February 18, 2024 – by admin 0

A. 60 minutes
B. 600 minutes
C. 30 minutes
D. 10 minutes

Le Chatelier’s device is used for determining the _____ ?

February 18, 2024 – by admin 0

A.  tensile strength of cement
B. compressive strength of cemen
C. setting time of cement
D. soundness of cement

Main ingredients of Portland cement are ____ ?

February 18, 2024 – by admin 0

A. silica and alumina
B.  lime and iron
C.  lime and silica
D. lime and alumina

Which of the following cements is suitable for use in massive concrete structures such as large dams?

February 18, 2024 – by admin 0

A.  rapid hardening cement
B. sulphate resisting cement
C. ordinary Portland cement
D. low heat cement

For testing compressive and tensile strength of cement, the cement mortar is made by mixing cement and standard sand in the proportions of _____ ?

February 18, 2024 – by admin 0

A.  1:4
B. 1:6
C. 1:3
D. 1:2

Gypsum consists of ____ ?

February 18, 2024 – by admin 0

A. CaS04 and H20
B. C02 and calcium
C. H2S and C02
D. Lime and H20

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