The size of modular bricks, is
10 × 10 × 9 cm
19 × 9 × 9 cm
22.5 × 10 × 8.5 cm
22.5 × 8.0 × 9 cm
Correct Answer :
B. 19 × 9 × 9 cm
Related Questions
The commonly used raw material in the manufacture of cement, is
Slate
Sand stone
Lime stone
Basalt
The coefficient of hardness of stones used in road work should be greater than
10
12
15
17
Stones used for ornamental work must be
Soft
Hard
Light
Heavy
Crushing strength of a first class brick should not be less than
3.5 N/mm²
7.0 N/mm²
10.5 N/mm²
14.0 N/mm²
Which of the following is a mineral?
Basalt
Granite
Quartz
Syenite
The most commonly used retarder in cement is
Gypsum
Calcium chloride
Calcium carbonate
None of the above
The steel used for the manufacture of rails, is
Bessemer steel
Mild steel
Cast steel
Stainless steel
Ground glass
Is made by grinding its one side
Is made by melting powdered glass paints surface
Is used for getting light without transparency
All the above
Geologically, marble is known as
Sedimentary rock
Igneous rock
Metamorphic rock
Stratified rock
The rocks which are formed due to cooling of magma at a considerable depth from earth's surface are called
Plutonic rocks
Hypabyssal rocks
Volcanic rocks
Igneous rocks
The type of bond provided in brick masonry for carrying heavy loads is
Single Flemish bond
Double Flemish bond
English bond
Zigzag bond
The proportions of lime and sand in the mortar normally used in brick construction are
1 : 2
1 : 4
1 : 6
1 : 8
Depending on the chemical composition and mechanical properties, iron may be classified as
Cast iron
Wrought iron
Steel
All the above
Formula for quick lime, is
CaCO3
Ca(OH)2
CO3CO2
None to these
The cement becomes unsound by the presence of excess
Sulphur
Magnesia
Lime
All of these
The vehicle used in case of enamel paints is usually
Linseed oil
Water
Varnish
None of the above
Mastic asphalt is generally used for
Damp proof course
Water proof layer
Partition walls
Both (A) and (B)
A bull nose brick is not used for
Rounding off sharp corners
Pillars
Decoration purpose
Arches
Plywood has the advantage of
Greater tensile strength in longer direction
Greater tensile strength in shorter direction
Same tensile strength in all directions
None of the above
Percentage content of silica in window glass, is
40 to 45
50 to 55
60 to 65
70 to 75
Index number expressing the relative sizes of both coarse and fine aggregates, is called
Proportioning of aggregates
Fineness modulus
Grading of aggregates
None of these
Pick up the incorrect statement from the following:
Plastics are chemical resistant
Plastics are durable
Plastics are ductile
Plastics are excellent electric insulators
Porcelain is used as:
Sanitary wares
Electric insulators
Storage vessels
Reactor chambers
Jumper is a tool used for
Testing of stones
Quarrying of stones
Dressing of stones
None of the above
Lime stone is not a
Sedimentary rock
Stratified rock
Aqueous rock
Metamorphic rock
Plastic bitumen is generally used for
Road pavements
Expansion joints
Crack fillings
None to these
Which one of the following is acid resistant asbestos?
Actinolite asbestos
Amosite asbestos
Anthophylite asbestos
All the above
The most durable varnish is
Water varnish
Spirit varnish
Turpentine varnish
Oil varnish
The most commonly used synthetic abrasive is
Aluminium carbide
Boric acid
Silicon
All of these
Plywood is obtained by gluing wooden sheets at
100 to 150 N/cm2
100 to 130°C
Both (A) and (B)
Neither (A) nor (B)