Compared to mild steel, cast iron has (i) High compressive strength (ii) High tensile strength (iii) Low compressive strength (iv) Low tensile strength The correct answer is
(i) and (ii)
(ii) and (iii)
(iii) and (iv)
(i) and (iv)
Correct Answer :
D. (i) and (iv)
Related Questions
The percentage of alumina and silica in good fire clay vary respectively is
25, 75
30, 70
35, 65
All of these
A well seasoned timber may contain moisture up to
4 to 6 %
6 to 8 %
8 to 10 %
10 to 12 %
The most commonly used base for timber painting, is
Red lead
Zinc white
White lead
Titanium white
Chemically, marble is known as
Metamorphic rock
Argillaceous rock
Calcareous rock
Siliceous rock
The rock generally used for roofing, is
Granite
Basalt
Slate
Pumice
Pick up the correct statement from the following:
The distinct plane of division along which a stone can easily be split, is called natural bed of stone
The natural bed of sedimentary rocks is along the planes of stratification
The natural bed of igneous rocks is not defined
All the above
A queen closer is a
Brick laid with its length parallel to the face or direction of wall
Brick laid with its breadth parallel to the face or direction of wall
Brick having the same length and depth as the other bricks but half the breadth
Brick with half the width at one end and full width at the other
Based on the following rocks and minerals, select the correct statement, quartz, shale, basalt, granite, marble, gypsum, mica
Basalt and marble are the only metamorphic rocks
There is no sedimentary rock
Granite is the only igneous rock
Quartz and mica are minerals
The most durable varnish is
Water varnish
Spirit varnish
Turpentine varnish
Oil varnish
Spalling hammer is used for
Driving wooden headed chisels
Rough dressing of stones
Carving of stones
Breaking small projection of stones
Quick lime (or caustic lime)
Is obtained by the calcination of pure lime stone
Has great affinity to moisture
Is amorphous
All the above
Glazing is used to make earthenware
Hard
Soft
Porous
Impervious
For construction of structures under water, the type of lime used, is
Hydraulic lime
Fat lime
Quick lime
Pure lime
Expansion Joints in masonry walls are provided in wall lengths usater than
10 m
20 m
30 m
40 m
Pick up the correct statement from the following: Method of sawing timber
Tangentially to annual rings, is known as tangential method
In four quarters such that each board cuts annual rings at angles not less than 45°, is known as quarter sawing method
Cut out of quarter logs, parallel to the medullary rays and perpendicular to annual rings, is known as radial sawing
All the above
Mastic asphalt is
Acid resisting material
Non-corrosive material
Corrosive material
Heating-resisting material
Mastic asphalt is normally used for
Sound insulation
Water proofing
Fire proofing
None to these
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
Granite mainly composed of quartz and feldspar particles, is obtained from
Sedimentary rocks
Metamorphic rocks
Igneous rocks
All the above
For making fly-ash building bricks, the following mix of fly-ash, sand and lime, is
80 : 13 : 7
70 : 20 : 10
60 : 35 : 5
None of these
The weight of a good quality brick when immersed in water for a period of 16 hours should not exceed the weight of dry brick
20 %
15 %
10 %
None of these
Oil varnish generally consists of
Synthetic resin and spirit
Oil, wax and resin
Resin, oil and turpentine
Spirit, oil and wax
Plastic asphalt is
Used as a water proofing layer over roof
A mixture of cement and asphalt
A natural asphalt
A refinery product
Plastic bitumen is generally used for
Road pavements
Expansion joints
Crack fillings
None to these
Asbestos is
Corrugated sheet used for roofing
An incombustible fire proof material
An organic substance
All the above
Pick up the correct statement from the following:
The plywoods do not split or crack due to changes in atmosphere
The commercial plywoods are available upto 150 cm wide and upto 300 cm long
The plywoods possess uniform tensile strength in all directions
All the above
The basic purpose of a retarder in concrete is
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
For sanitary pipes and chemical stonewares,
Salt glazing is used
Lead glazing is used
Opaque glazing is used
None of these
Duco paints are
Plastic paints
Cellulose paints
Emulsion paints
Oil paints
Which of the following timbers is suitable for making sports goods?
Mulberry
Mahogany
Sal
Deodar