A. it can not be polished
B. it is not a fire proof material
C. it is costly
D. it has less crushing strength
Related Mcqs:
- Study the following statements. (1) Hydraulic lime is suitable for white washing, (2) Fat lime is suitable for whitewashing, (3) Hydraulic lime is suitable for making mortar, (4) Fat lime is suitable for making mortar. The correct answer is______________?
A. (1) and (4)
B. (2) and (3)
C. (1) and (2)
D. (3) and (4) - The predominant constituent which is responsible for strength in granite is_____________?
A. quartz
B. feldspar
C. mica
D. none of the above - Based on the following rocks and minerals, select the correct statement, quartz, shale, basalt, granite, marble, gypsum, mica______________?
A. basalt and marble are the only metamorphic rocks
B. there is no sedimentary rock
C. granite is the only igneous rock
D. quartz and mica are minerals - As per IS specifications, the maximum final setting time for ordinary Portland cement should be_______________?
A. 30 minutes
B. 1 hour
C. 6 hours
D. 10 hours - The initial setting time for ordinary Portland cement as per IS specifications should not be less than_____________?
A. 10 minutes
B. 30 minutes
C. 60 minutes
D. 600 minutes - Addition of pozzolana to ordinary Portland cement increases__________________?
A. bleeding
B. shrinkage
C. permeability
D. heat of hydration - According to IS specifications, the compressive strength of ordinary portland cement after three days should not be less than________________?
A. 7 MPa
B. 11.5 MPa
C. 16 MPa
D. 21 MPa - The normal consistency of ordinary Portland cement is about________________?
A. 10%
B. 20%
C. 30%
D. 40% - Specific gravity for most of the building stones lies between_____________?
A. 1.5 to 2.0
B. 2.0 to 2.5
C. 2.5 to 3.0
D. 3.0 to 3.5 - Crushing strength of a good building stone should be more than____________?
A. 50 MPa
B. 100 MPa
C. 150 MPa
D. 200 MPa
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