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Construction Materials MCQ for GATE Civil Engineering
1765 Questions5 Difficulty Levels3-5% in GATEFree Practice
This topic is part of the GATE Civil Engineering syllabus. Master it through progressive practice — starting from basic recall at Level 1 and building up to GATE-level problems at Level 5.
Difficulty Levels
L1 · Foundation · 1131 Qs
L2 · Understanding · 213 Qs
L3 · Application · 236 Qs
L4 · Analysis · 180 Qs
L5 · GATE Ready · 1 Qs
GATE Exam Tip: Focus on understanding concepts first, then practice numerical problems. Most GATE questions in this topic require applying 2-3 concepts together.
Practice Questions — Try 16 Samples
Select an answer and click "Check Answer" to see the explanation. For the full set of 1765+ questions with progress tracking, use the interactive practice mode.
Q1 · Level 1 · CM-MAT-1632
The process of slaking lime is most effectively influenced by which action?
Q2 · Level 1 · CM-MAT-1631
What is the most frequently employed primer for painting timber surfaces?
Q3 · Level 1 · CM-MAT-1648
The primary constituents of concrete are:
Q4 · Level 2 · CM-MAT-1791
In the context of construction materials, oil varnish is typically composed of:
Q5 · Level 2 · CM-MAT-1619
The mix proportions of cement, sand, and aggregates for M150 grade concrete are typically:
Q6 · Level 2 · CM-MAT-1107
In typical construction scenarios, what is the maximum permissible water absorption for cement?
Q7 · Level 3 · CM-MAT-1023
The determination of pile bearing capacity can be accomplished using:
Q8 · Level 3 · CM-MAT-1426
A load test conducted using a plate is effective for estimating:
Q9 · Level 3 · CM-MAT-1147
Cement becomes unusable if the moisture content it has absorbed surpasses what percentage?
Q10 · Level 3 · CM-MAT-1143
The dry method of cement production has largely fallen out of favor because, in comparison to the wet process, it:
Q11 · Level 3 · CM-MAT-1509
The approximate thickness of both horizontal bed joints and vertical cross joints in brick masonry is typically (in mm):
Q12 · Level 4 · CM-MAT-1774
What is the typical liquid medium used as the vehicle in enamel paints?
Q13 · Level 4 · CM-MAT-1117
Identify the compound typically found in cement produced during the clinkering process, which is not a primary constituent.
Q14 · Level 4 · CM-MAT-1393
When pozzolana is incorporated into ordinary Portland cement, what property experiences an increase?
Q15 · Level 4 · CM-MAT-1642
According to IS specifications, after what period is concrete considered to have achieved its full design strength?
Q16 · Level 5 · CM-MAT-0012
An M30 concrete mix design uses OPC 53 with 25% fly ash replacement (k = 0.7 as per IS 10262 Clause 5). The total cementitious content is 420 kg/m³. The effective binder content and the check against minimum OPC content are:
(a) What is the OPC and fly ash content?
(b) What is the effective binder content?
(c) Is the minimum OPC requirement of 160 kg/m³ satisfied?