Building Materials and Construction

A. equal to the size of a fully burnt brick
B. smaller than the size of a fully burnt brick
C. greater than the size of a fully burnt brick
D. none of the above

A. kneading
B. moulding
C. pugging
D. drying

A. alumina
B. silica
C. iron
D. magnesia

A. cracking and warg of bricks
B. loss of cohesion
C. enhancing the impermeability of bricks
D. none of the above

A. 190 mm x 90mmx 80 mm
B. 190 mm x 190 mm x 90 mm
C. 200 mm x 100 mm x 100 mm
D. 200 mm x 200 mm x 100 mm

A. 5 to 10%
B. 20 to 30%
C. 50 to 60%
D. 70 to 80%

A. 5 to 10%
B. 20 to 30%
C. 50 to 60%
D. 70 to 80%

A. impermeable
B. brittle and weak
C. to lose cohesion
D. to crack and warp on drying

A. cambium layer
B. annular rings
C. medullary rays
D. heart wood

A. 3.5 N/mm2
B. 7.0 N/mm2
C. 10.5 N/mm2
D. 14.0 N/mm2