Pick up the plutonic rock from the following:
Granite
Dolerite
Basalt
All the above
Correct Answer :
A. Granite
Related Questions
Lime stone is not a
Sedimentary rock
Stratified rock
Aqueous rock
Metamorphic rock
Kaolin is chemically classified as
Metamorphic rock
Argillaceous rock
Calcareous rock
Siliceous rock
The most valuable timber may be obtained from
Chir
Shishum
Sal
Teak
Invar contains
12% of nickel
24% of nickel
30% to nickel
36% of nickel
Pick up the compound responsible for early strength of cement from the following:
Tetra-calcium alumino-ferrite
Tri-calcium silicate
Tri-calcium aluminate
Di-calcium silicate
The main constituent which imparts hydraulicity to hydraulic lime is
Calcium oxide
Silica
Clay
Water
Expanded metal is
Manufactured from steel sheets
Used for reinforced concrete in road pavements
Measured in term of SWM (short way mesh) and LWM (long way mesh)
All the above
For a good building stone, its specific gravity should the greater than
1.5
1.7
2.2
2.7
Fibre boards can be
Distempered
Painted
Painted and distempered
Used for furniture
Pick up the correct statement from the following:
Soft stones are required for carving
Light stones are required for arches
Hard stones are required to stand high pressure
All the above
Pick up the correct statement from the following:
The free quartz suddenly expands at a temperature lower than 600°C
The lime stone resists fire upto about 800°C and at higher temperature it splits into CaO and CO2
The sand stone with silicates resist a fire in a better way
All the above
The proportions of lime and sand in the mortar normally used in brick construction are
1 : 2
1 : 4
1 : 6
1 : 8
Which of the following trees yields hard wood?
Deodar
Chir
Shishum
Pine
For the manufacture of Portland cement, the proportions of raw materials used, are
Lime 63% ; silica 22% ; other ingredients 15%
Lime 22% ; silica 63% ; other ingredients 15%
Silica 40% ; lime 40% ; other ingredients 20%
Silica 70% ; lime 20% ; other ingredients 10%
The rocks having alumina or clay as their major constituents are known as
Siliceous rocks
Argillaceous rocks
Calcareous rocks
Sedimentary rocks
Spirit varnish generally consists of
Oil, wax and resin
Alcohol, wax and turpentine
Pigment and synthetic resin
Spirit and shellac
Pick up the correct statement from the following:
In stone arches, the stones are placed with their natural beds radial
In cornices, the stones are placed with their natural beds as vertical
In stone walls, the stones are placed with their natural beds as horizontal
All the above
The minimum compressive strength of 1st class bricks should be
75 kg/cm2
90 kg/cm2
100 kg/cm2
120 kg/cm2
The lime which contains high percentage of calcium oxide, is generally called
Fat lime
Rich lime
White lime
None of these
Resins are
Not soluble in water
Soluble in spirit
Used in varnishes
Left behind on evaporation of oil
A bull nose brick is not used for
Rounding off sharp corners
Pillars
Decoration purpose
Arches
For one cubic metre of brick masonry, number of bricks required, is
400
425
450
500
In stone masonry, stones (stratified rocks) are so placed that the direction of pressure to the plane of bedding is
Right angles
45°
60°
Parallel
Quartzite, a metamorphic stone is
Hard
Brittle
Crystalline
All the above
The main constituent of cement which is responsible for initial setting of cement is
Di-calcium silicate
Tri-calcium silicate
Tri-calcium aluminate
All of the above
Dolomite is a lime stone which contains carbonate of magnesia upto
15 %
20 %
25 %
45 %
Bitumen emulsion is
A liquid containing bitumen in suspension
A paint
Used as anti-corrosive paint
All the above
The variety of pig iron used for manufacture of wrought iron, is
Bessemer pig
Grey or foundry pig
White forge pig
Mottled pig
The nominal size of the modular brick is
190 mm × 90 mm × 80 mm
190 mm × 190 mm × 90 mm
200 mm × 100 mm × 100 mm
200 mm × 200 mm × 100 mm
According to IS 399-1963, the weight of the timber is specified at
8% moisture content
10% moisture content
12% moisture content
14% moisture content