Linseed oil is used in paints as
Thinner
Vehicle
Base
Drier
Correct Answer :
D. Drier
Related Questions
Pick up the correct statement from the following:
The substance which consists of one primary chemical, is known as monomer
The polymer consists of thousands of monomers joined together
The polymer molecule is called macro-molecule
All the above
Quick setting cement is produced by adding
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
Wrought iron is used for
Structural works in beams
Small sized water pipes
Columns and struts
None to these
Stainless steel resists corrosion due to
Carbon
Sulphur
Vanadium
Chromium
Red short iron cracks when bent due to the presence of
Sulphur
Carbon
Phosphorus
Silicon
A well seasoned timber may contain moisture up to
4 to 6 %
6 to 8 %
8 to 10 %
10 to 12 %
The frog of a brick is normally made on its
Top face
Bottom face
Longer face
Shorter side
Seasoning of timber is done for
Increasing moisture content
Decreasing moisture content
Increasing strength of timber
None to these
A badly mixed cement concrete results in
Segregation
Bleeding
Honey combing
None of these
Duco paints are
Plastic paints
Cellulose paints
Emulsion paints
Oil paints
Asbestos
Is an excellent insulator for heat and electricity
Is fire-proof and acid proof
Has sp. gravity equal to 3.10
All the above
Manganese steels
Are non-magnetic
Possess high electrical resistance
Possess low coefficient of expansion
All the above
In a rock calcium carbonate predominates. State whether it is:
Siliceous rock
Argillaceous rock
Calcareous rock
None of these
Most commonly used solvent in oil paints, is
Petroleum
Spirit
Coal tar
Turpentine
Plywood is made by bonding together thin layers of wood in such a way that the angle between grains of any layer to grains of adjacent layers is
0°
30°
45°
90°
Which of the following ingredients of the brick earth enables the brick to retain its shape?
Alumina
Silica
Iron
Magnesia
The steel which contains fissures and cavities, is manufactured by
Cementation process
Crucible process
Bessemer process
Open hearth process
Bitumen in
Solid state, is called asphalt
Semi fluid state, is called mineral tar
Fluid state, is called petroleum
All the above
Jumper is a tool used for
Testing of stones
Quarrying of stones
Dressing of stones
None of the above
The commonly used colour pigment in paints, is
Ambers
Carbon black
Iron oxide
All the above
Formula for quick lime, is
CaCO3
Ca(OH)2
CO3CO2
None to these
For light and ornamental casting, the most unsuitable pig iron, is
Bessemer pig
Grey or foundry pig
White or forge pig
Mottled pig
Percentage of silica in a good brick earth lies between
5 to 10 %
20 to 30 %
50 to 60 %
70 to 80 %
Stones used for the construction of retaining walls must be
Soft
Hard
Light
Heavy
The amount of water used for one kg of distemper is
0.2 liter
0.4 liter
0.6 liter
0.8 liter
The most commonly used retarder in cement is
Gypsum
Calcium chloride
Calcium carbonate
None of the above
Teak wood is suitable for
Sports articles
Furnitures
Railway sleepers
All the above
A volatile substance added to a paint to make its application easy and smooth, is known as
Base
Solvent
Vehicle
None to these
The rocks which are formed due to pouring of magma at the earth's surface are called
Plutonic rocks
Hypabyssal rocks
Volcanic rocks
Igneous rocks
When a brick is immersed in water for 24 hours and then dried, if
No grey or white deposits appear on the surface, the brick is free from soluble salts
10 percent surface is covered with grey or white deposits, the brick has slight efflorescence
50 percent surface is covered with grey or white deposits, the brick has serious efflorescence
All the above