Civil engineering MCQ on Building Materials
Civil engineering MCQs on building materials with explanation | Basic civil engineering interview questions which were asked in various construction companies and government PWD, GATE, PSU civil engineering jobs interviews. Also get these civil engineering interview questions and answers pdf for free.
21. Pick up the correct statement from the following:
In stone arches, the stones are placed with their natural beds radial
In cornices, the stones are placed with their natural beds as vertical
In stone walls, the stones are placed with their natural beds as horizontal
All the above
4. All the above
22. Fibre glass
Retains heat-longer
Has a higher strength to weight ratio
Is shock proof and fire retardant
All the above
4. All the above
24. Good quality stones must
Be durable
Be free from clay
Resist action of acids
All the above
4. All the above
25. Polymerization helps to improve the property of
Strength
Rigidity
Elasticity
All of these
4. All the above
26. For preparing porcelains, the clay should be
Sufficiently pure
Of high degree of tenacity
Of good plasticity
All the above
4. All the above
28. The rocks formed by gradual deposition, are called
Sedimentary rocks
Igneous rocks
Metamorphic rocks
None of these
1. Sedimentary rocks
29. Gniess is obtained from
Argillaceous rocks
Siliceous rocks
Calcareous rocks
Sedimentary metamorphic rocks
4. Sedimentary metamorphic rocks
30. Asbestos cement
Is brittle
Warps due to changes in humidity
Strength is lowered when saturated by water
All the above
4. All the above