Tri-calcium silicate
Di-calcium silicate
Tri-calcium aluminate
Tetra calcium alumino ferrite
C. Tri-calcium aluminate
Cementation process
Crucible process
Bessemer process
Open hearth process
Carving out designs on timber planks
Chemically treating timber planks
Thick layer of superior wood glued to inferior wood
Thin layer of superior wood glued to inferior wood
5 kg/mm2
9 kg/mm2
13 kg/mm2
15 kg/mm2
Only (i)
Both (i) and (ii)
Both (i) and (iii)
All (i), (ii) and (iii)
Odourless
Non-toxic
Transparent
All of these
Is made from hydraulic lime
Is made by adding lime to water
Can be used only upto three days
All of above
Cracking and warping of bricks
Loss of cohesion
Enhancing the impermeability of bricks
None of the above
Under burnt
Over burnt
Kutcha
None of these
To increase the initial setting time of cement paste in concrete
To decrease the initial setting time of cement paste in concrete
To render the concrete more water tight
To improve the workability of concrete mix
Increasing moisture content
Decreasing moisture content
Increasing strength of timber
None to these
The lime in excess makes the cement unsound and causes the cement to expand and disintegrate
The silica in excess makes the cement stronger but its setting time also increases
The excess amount of alumina weakens the cement
All the above
15, 75, 10
75, 10, 15
10, 15, 75
10, 75, 15
Styrene resin is produced from ethylene which is made from petroleum
Styrene resin is light in weight
Styrene resin transmits ultraviolet waves of light
All the above
Ply wood
Shishum wood
Deodar wood
Teak wood
It forms octagonal crystals
It converts to chlorine by hydration
Its density is 2.3 to 3.6 g/cm2
All the above
Thinner
Vehicle
Base
Drier
Sedimentary rock
Metamorphic rock
Igneous rock
Volcanic rock
Less amount of gypsum in very fine powdered form
More amount of gypsum in very fine powdered form
Aluminium sulphate in very fine powdered form
Pozzolana in very fine powdered form
Mulberry
Mahogany
Sal
Deodar
Structural works in beams, joints and girders
Small sized water pipes
Columns and struts
None of these
Oil paint
Distemper
Spirit varnish
None to these
16.5 litres
18.5 litres
20.5 litres
22.5 litres
Enamel paints
Aluminium paints
Asbestos paints
Cement paints
Corrugated sheet used for roofing
An incombustible fire proof material
An organic substance
All the above
Are generally applied on structural steel
Are less durable as compared to enamel paints
Consist of resin and nitro-cellulose
All the above
Cast steel
Bessemer steel
Mild steel
Whitworth compressed steel
Over-burnt bricks
Under-burnt bricks
Refractory bricks
First class bricks
Granite
Dolerite
Basalt
All the above
To impart plasticity
To make the brick durable
To prevent shrinkage
To make the brick impermeable
Setting time of cement
Soundness of cement
Tensile strength of cement
Compressive strength of cement