Teak wood is suitable for
Plastic
Vanadium steel is generally used for
If the furnace is provided with insufficient fuel at low temperatures, the type of pig iron produced, is called
Sewer pipes are made of
Fibre glass
Due to attack of dry rot, the timber
Brittleness of cold is due to an excess of
In a mortar, the binding material is
Pick up the correct statement from the following: Method of sawing timber
Black marble is generally found in the district of
Which one of the following is an air binding material ?
Galvanising means covering iron with a thin coat of
Bitumen felt
Initial setting time of cement for asbestos cement products should be not less than
The rocks which are formed due to cooling of magma at a considerable depth from earth's surface are called
Kaolin is chemically classified as
Pick up the correct statement from the following:
Stainless steel contains
The slag which floats on the surface of the molten iron generally contains
The filler used in plastic bitumen, is
For the manufacture of Portland cement, the proportions of raw materials used, are
Lacquer paints
Wrought iron contains carbon upto
Clay and silt content in a good brick earth must be at least
The most fire resistant paints are :
A good quality stone absorbs water less than
For preparing porcelains, the clay should be
In the method of condensation polymerization,
The variety of pig iron used for the manufacture of steel by Bessemer process, is
Quartzite is a
The process of manufacturing steel by heating short lengths of wrought iron bars mixed with charcoal in fire clay crucibles and collecting the molten iron into moulds, is known as
Pick up the hypabyssal rock from the following:
Depending on the chemical composition and mechanical properties, iron may be classified as
Minimum ofof iron, is available in
For the manufacture of plywood, veneers are placed so that grains of adjacent veneers
Apiece of sawn timber whose cross-sectional dimensions exceed 5 cm, in one direction andcm in the other direction, is called a
Inhaling of fly-ash over a long period causes
The commonly used lime in white washing, is
Resins are
Refractory bricks are used for
Asbestos cement
Pick up the polymineralic rock from the following:
Bessemer process is used for the manufacture of
The portion of the brick without a triangular corner equal to half the width and half the length, is called
If P is the percentage of water required for normal consistency, water to be added for determination of initial setting time, is
Polymerization helps to improve the property of
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