Q.1
In simple reinforced cement concrete slab flooring, it is important to provide reinforcement in both the directions when the length of the room is _________ times its width.
  • a) 0.5
  • b) 1
  • c) 1.5
  • d) 2
Q.2
Which grade of cement concrete is used in the construction of simple R.C.C. floors?
  • a) M15
  • b) M10
  • c) M30
  • d) M20
Q.3
Which type of bricks should be used in the construction of reinforced brick flooring?
  • a) First class bricks
  • b) Second class bricks
  • c) Third class bricks
  • d) Fourth class bricks
Q.4
The beams used in beam-slab flooring are known as _________
  • a) B-beams
  • b) R-beams
  • c) K-beams
  • d) T-beams
Q.5
Ribbed floors are also known as __________
  • a) Filler joists floors
  • b) R.C.C. floors
  • c) Hollow-tiled floors
  • d) Solid-tiled floors
Q.6
The clearing spacing of the ribs in ribbed flooring should not exceed ________
  • a) 10 cm
  • b) 20 cm
  • c) 40 cm
  • d) 50 cm
Q.7
In ribbed flooring, lateral ribs having the same width as that of longitudinal ribs are provided if the span exceeds ________
  • a) 1 cm
  • b) 1 m
  • c) 3 cm
  • d) 3 m
Q.8
In ribbed flooring, the depth of the rib is at least _________ with the free support.
  • a) L/10
  • b) L/20
  • c) L/25
  • d) L/30
Q.9
Which of the following about hollow-tiled floors is not true?
  • a) They are heavy
  • b) They are light in weight
  • c) They provide thermal insulation
  • d) They provide sound insulation
Q.10
_________ mortar is used to fill the joints in precast concrete floors.
  • a) Cement
  • b) Lime
  • c) Mud
  • d) Black
Q.11
Which of the following is not a type of timber floors?
  • a) Half joist timber floors
  • b) Single joist timber floors
  • c) Double joists timber floors
  • d) Triple joists timber floors
Q.12
Wooden joists provided in single joist timber floors are called as __________
  • a) Separating joists
  • b) Bridging joists
  • c) Binding joints
  • d) Breaking joists
Q.13
In single joist timber floors, the depth of the joists is calculated using the formula _______
  • a) Depth = (4 x spanning metres) + 5 cm
  • b) Depth = (5 x spanning metres) + 4 cm
  • c) Depth = (4 x spanning metres) + 8 cm
  • d) Depth = (8 x spanning metres) + 4 cm
Q.14
Which of the following is not an element of triple joists timber flooring?
  • a) Floorboards
  • b) Bridging joists
  • c) Separating joists
  • d) Girders
Q.15
B in the figure represents ________
Questionconstruction-building-materials-questions-answers15.jpg
  • a) Boarding
  • b) Wall plate
  • c) Bridging joist
  • d) Ceiling
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