Building Materials Quiz

PrExIn presents...

21. The minimum depth of foundation in clayey soils is:

A) 0.5 m
B) 0.6 m
C) 0.9 m
D) 1.2 m

... Answer : 0.9 m
Explanation : The minimum depth of foundation in clayey soils is 0.9 m.

22. The maximum total settlement for raft foundation on clayey soils should be limited to:

A) 25mm
B) 25 to 40mm
C) 40 to 65mm
D) 65 to 100mm

... Answer : D) 65 to 100mm
Explanation : The maximum total settlement for raft foundation on clayey soils should be limited to 65 to 100mm.

23. The bearing capacity of a water logged soil can be improve by:

A) compacting the soil
B) draining the soil
C) increasing the depth of foundation
D) grouting

... Answer : B) draining the soil
Explanation : The bearing capacity of a water logged soil can be improve by draining the soil.

24. The type of flooring suitable for use in churches, theaters, public libraries and other places where noiseless floor covering is desired is:

A) cork flooring
B) glass flooring
C) wooden flooring
D) linoleum flooring

... Answer : A) cork flooring
Explanation : The type of flooring suitable for use in churches, theaters, public libraries and other places where noiseless floor covering is desired is cork flooring.

25. The vertical distance between the springing line and highest point of the inner curve of an arch is known as:

A) intrados
B) rise
C) spandrel
D) extrados

... Answer : B) rise
Explanation : The vertical distance between the springing line and highest point of the inner curve of an arch is known as rise.

26. Depth or height of the arch is the

A) perpendicular distance between intrados and extrados
B) vertical distance between springing line and extrados
C) perpendicular distance between springing line and extrados
D) None

... Answer : A) perpendicular distance between intrados and extrados
Explanation : Depth or height of the arch is the perpendicular distance between intrados and extrados.

27. The triangular space formed between the extrados and the horizontal line drawn through the crown of an arch is known as:

A) haunch
B) spandrel
C) voussoirs
D) skewbacks

... Answer : B) spandrel
Explanation : The triangular space formed between the extrados and the horizontal line drawn through the crown of an arch is known as spandrel.

28. The lintels are preferred to arches because:

A) arches require more headroom to span the openings like doors, windows etc.
B) arches require strong abutments ti withstand arch thrust
C) arches are difficult in construction
D) all of the above

... Answer : D) all of the above
Explanation : all of the above options are correct.

29. In the construction of arches, sand box method is used for :

A) centering
B) actual laying of arch work
C) striking of centering
D) None

... Answer : C) striking of centering
Explanation : In the construction of arches, sand box method is used for striking of centering.

30. The type of arch generally constructed over a wooden lintel or over a flat arch for the purpose of carrying the load of the wall above is:

A) segment arch
B) pointed arch
C) relieving arch
D) flat arch

... Answer : C) relieving arch
Explanation : The type of arch generally constructed over a wooden lintel or over a flat arch for the purpose of carrying the load of the wall above is relieving arch.

31. The type of joint commonly used at the junction of a principal rafter and tie beam in timber trusses is :

A) mortise and tennon joint
B) oblique mortise a tennon joint
C) butt joint
D) mitred joint

... Answer : B) oblique mortise a tennon joint
Explanation : The type of joint commonly used at the junction of a principal rafter and tie beam in timber trusses are oblique mortise a tennon joint.

32. The type of roof suitable in planes where rainfall is meagre and temperature is high:

A) pitched and sloping roof
B) flat roof
C) shell roof
D) None

... Answer : B) flat roof
Explanation : flat roof is suitable in planes where rainfall is meagre and temperature is high.

33. Pitched and sloping roofs are suitable for:

A) coastal regions
B) plain regions
C) covering large areas
D) all of the above

... Answer : A) coastal regions
Explanation : Pitched and sloping roofs are suitable for coastal regions.

34. The type of roof which slopes in two directions with a break in the sloe on each side is known as :

A) gable table
B) hip roof
C) gambrel roof
D) mansard roof

... Answer : C) gambrel roof
Explanation : The type of roof which slopes in two directions with a break in the sloe on each side is known as gambrel roof.

35. Mansard roof is a roof which slopes in:

A) two directions without break in the slope on each side
B) two directions with break in the slope on each side
C) four direction without break in the slope on each side
D) four directions with break in the slope on each side

... Answer : D) four directions with break in the slope on each side
Explanation : Mansard roof is a roof which slopes in four directions with break in the slope on each side.

36. The horizontal timber piece provided at the apex of a roof truss which supports the common rafter is called as:

A) ridge board
B) hip rafter
C) eaves board
D) valley rafter

... Answer : A) ridge board
Explanation : The horizontal timber piece provided at the apex of a roof truss which supports the common rafter is called as ridge board.

37. The lower edge of the pitched roof from where the rain water of the surface drops down, is known as :

A) hip
B) gable
C) ridge
D) eaves

... Answer : D) eaves
Explanation : The lower edge of the pitched roof from where the rain water of the surface drops down, is known as eaves.

38. Couple close roof is suitable for maximum span of :

A) 2.5m
B) 3.5m
C) 4.5m
D) 5.5m

... Answer : C) 4.5m
Explanation : Couple close roof is suitable for maximum span of 4.5m.

39. In a colar beam roof

A) There is no horizontal tie beam
B) There is a horizontal at the feet of rafters only
C) There is a horizontal tie at almost the middle of rafters only
D) There are two horizontals ties, one at the feet and other at the middle of the rafters

... Answer : C) There is a horizontal tie at almost the middle of rafters only
Explanation : In a colar beam roof, There is a horizontal tie at almost the middle of rafters only.

40. The function of king post in a king post roof truss is

A) to support the frame work of the roof
B) to receive the ends of principal rafter
C) to prevent the walls from spreading outward
D) to prevent the tie beam from sagging at its center

... Answer : D) to prevent the tie beam from sagging at its center
Explanation : The function of king post in a king post roof truss is to prevent the tie beam from sagging at its center.

Next Page ⇛

⇚ Previous Page