A. hard
B. soft
C. porous
D. impervious
Related Mcqs:
- Gypsum is a_________________?
A. mechanically formed sedimentary rock
B. igneous rock
C. chemically precipitated sedimentary rock
D. metamorphic rock - The disease of dry rot in timber is caused by_____________?
A. lack of ventilation
B. alternate wet and dry conditions
C. complete submergence in water
D. none of the above - Which of the following ingredients of the brick earth enables the brick to retain its shape ?
A. alumina
B. silica
C. iron
D. magnesia - 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) - Gypsum consists of______________?
A. H2S and C02
B. CaS04 and H20
C. Lime and H20
D. C02 and calcium - The vehicle used in case of enamel paints is usually______________?
A. linseed oil
B. water
C. varnish
D. none of the above - A queen closer is a______________?
A. brick laid with its length parallel to the face or direction of wall
B. brick laid with its breadth parallel to the face or direction of wall
C. brick having the same length and depth as the other bricks but half the breadth
D. brick with half the width at one end and full width at the other - The bearing capacity of a water logged soil can be improved by_____________?
A. compacting the soil
B. draining the soil
C. increasing the depth of foundation
D. grouting - The horizontal timber piece provided at the apex of a roof truss which supports the common rafter is called______________?
A. ridge board
B. hip rafter
C. eaves board
D. valley rafter - Compared to mild steel, cast iron has (1) high compressive strength (2) high tensile strength (3) low compressive strength (4) low tensile strength The correct answer is_________________?
A. (1) and (2)
B. (2) and (3)
C. (3) and (4)
D. (1)and(4)
