The X-ray rooms are plastered with
Plaster of Paris
Barium plaster
Martin's cement
Keen's cement
Correct Answer :
B. Barium plaster
Related Questions
For providing a raft foundation, the following activities are involved
1. Ramming the foundation bed
2. Excavation of the soil upto required depth
3. Laying the reinforcement over the foundation bed
4. Curing the cement concrete placed over reinforcement
5. Pouring the cement concrete over the reinforcement The correct sequence is
1, 2, 3, 4, 5
5, 4, 3, 2, 1
2, 1, 3, 5, 4
3, 2, 5, 1, 4
The vertical sides of a door and window openings provided in a wall, are known as
Verticals
Reveals
Jambs
None of these
Pick up the correct statement from the following:
The roof slabs of multi-storeyed buildings are constructed monolithically to carry the various floor loads
The beams of multi-storeyed buildings rest on girders and are the main load transferring members to the columns
The slab is spanned across the secondary beams provided between the main beams
All of these
The vertical member running through middle of a shutter frame, is
Style
Reveal
Mullion
Post
The pile which supports the load due to friction between pile face and surrounding soil, is generally known as
Bearing pile
Friction pile
Sheet pile
Battered pile
If the depth of an excavation is 20 metres, number of single stage well points to be installed at various levels, is
5
4
3
2
The form work from the sides of beams can be removed only after
1 day
4 days
7 days
14 days
Which of the following metal sheets is most effective in preventing dampness?
Copper sheets
Lead sheets
Aluminium sheets
All the above
A roof which slopes in four directions, is called
Shed roof
Gable end roof
Hipped roof
Gambrel roof
The skirting/dado in a bath roof should be upto
Ceiling
15 cm above floor level
200 cm
Level of the tap
Gravels
Are cohesionless aggregates
Vary in size between 2 to 20 mm
Never swell when they come into contact with water
All the above
The line of intersection of two surfaces of a sloping roof forming an internal angle less than 180°, is known as
Ridge
Hip
Valley
None of these
Which one of the following piles has a cast iron shoe even after removal of the hollow cylindrical steel casing?
Simplex pile
Pedestal pile
Vibro pile
Both (a) and (c) of the above
The steel pile which is generally sunk in soft clay or loose sand of low bearing capacity, is
H-pile
Pipe pile
Screw pile
Disc pile
The maximum bearing capacity of soil is that of
Black cotton soil
Loose fine sandy soil
Dry coarse sandy soil
Hard rocks
In ordinary residential and public buildings, the damp proof course is generally provided at
Ground level
Plinth level
Water table level
Midway ground level and water-table level
The nominal thickness of an expansion joint in brick walls, is kept more than
5 mm
10 mm
15 mm
20 mm
Dutch bond is a modification of
English bond
Stretcher bond
Header bond
Single Flemish bond
The floor is rubbed with oxalic acid, for making its surface
Free from voids
Glossy
Durable
Uniform
The columns of multi-storeyed buildings are designed to withstand the forces due to
Dead loads
Live loads
Wind loads
All of these
Exposed portions of vertical surface at right angles to the door or window frame, are known as
Jambs
Lintels
Reveals
Soffits
Pick up the correct statement from the following:
The sand in the sand pile is well compacted
The sand is kept moist at the time of placing and tamping
Sand piles are generally used under column loads
All of the above
For a rectangular foundation of width b, eccentricity of load should not exceed
b/2
b/3
b/4
b/6
If (φ) is the angle of repose of soil of weight w kg/m3, the horizontal pressure p at a depth of h metres per metre length of wall, is
wh × [(1 - sin φ)/(1 + sin φ)]
(wh/2) × [(1 - sin φ)/(1 + sin φ)]
wh × √[(1 - sin φ)/(1 + sin φ)]
wh × √[(1 + sin φ)/(1 - sin φ)]
The minimum strength of the mortar used in load bearing brick masonry, is
50 N/cm2
100 N/cm2
150 N/cm2
200 N/cm2
A cut in frame of a door to receive the shutter, is called
Louver
Stop
Horn
Rebate
A pointed arch which forms isosceles or equilateral triangle, is generally known as
Three centred arch
Two centred arch
Lancet arch
Bull's eye arch
Pick up the correct statement from the following:
The cost of square rooms is less
The expenditure on the foundation and roof for the double storeyed building is nearly half of that for the ground storeyed building
The cost of construction of a house may be minimised by restricting the height floors
All the above
Negative skin friction
Is a downward drag acting on a pile due to downward movement of the surrounding compressible soil relative to the pile
Develops due to lowering of ground water
Both (a) and (b)
Neither (a) not (b)
The Auger borings are not common
In soils that require lateral support
In cohesive soils
In soft soils
None of the above