Q.1
The internal size of mould used in brick preparation is
Q.2
For obtaining vinyl chloride acetate, the method used, is
Q.3
For testing compressive strength of cement, the size of cube used is
Q.4
With increase in moisture content, the bulking of sand
Q.5
Paints with white lead base are suitable for painting of
Q.6
To retard the initial setting time of cement, the compound responsible, is
Q.7
Distemper is
Q.8
The stretcher bond in brick masonry can be used only when the thickness of wall is
Q.9
The slump recommended for mass concrete is about
Q.10
Snowcrete is one of the patent forms of
Q.11
Second class bricks
Q.12
Fibre boards can be
Q.13
The process of mixing clay, water and other ingredients to make brick is known as
Q.14
Which of the following cements contains maximum percentage of dicalcium silicate?
Q.15
Cast iron
Q.16
Soundness test of cement determines
Q.17
Bitumen felt
Q.18
Based on the following rocks and minerals, select the correct statement, quartz, shale, basalt, granite, marble, gypsum, mica
Q.19
Percentage of silica in a good brick earth lies between
Q.20
The percentage of alumina in a good brick earth lies between
Q.21
Blister steel
Q.22
Cast iron contains carbon approximately
Q.23
Asbestos
Q.24
Asbestos
Q.25
Steel contains carbon approximately
Q.26
A first class brick when immersed in cold water for 24 hours should not absorb water more than
Q.27
A good building stone should not absorb water more than
Q.28
Basalt is
Q.29
Asbestos is
Q.30
The standard size of masonry bricks, is
Q.31
Age of a tree may be ascertained by
Q.32
Which one of the following is an air binding material?
Q.33
The stone suitable for rubble masonry should be.
Q.34
The filler used in plastic bitumen, is
Q.35
Softer variety of steel may be obtained by
Q.36

Portland pozzolana cement possesses

  • higher resistance to chemical attack
  • lower heat of hydration
  • lower shrinkage on drying
  • water tightness
  • all the above.
Q.37

Duco is one of the patent forms of

  • plastic paints
  • emulsion paints
  • bituminous paints
  • aluminium paints
  • cellulose paints.
Q.38

Putty is

  • made with finely powdered chalk and linseed oil
  • used for fixing glass panes
  • softened by a solution of pearl ash and quick-lime soaked in water
  • all the above.
Q.39

Asphalt is obtained from

  • petroleum distillation
  • bitumen distillation
  • plastic distillation
  • none of these.
Q.40

Permanent magnets are made of high carbon steel and

  • 15% of cobalt
  • 20% of cobalt
  • 35% of cobalt
  • 45% of cobalt.
Q.41

The commonly used drying oil for oil paints, is

  • olive oil
  • linseed oil
  • kerosine oil
  • accetate of lead.
Q.42

Plastics are compounds of carbon with element

  • hydrogen
  • nitrogen
  • oxygen
  • All of these.
Q.43

Initial setting of cement is caused due to

  • Tri-calcium silicate
  • Di-calcium silicate
  • Tri-calcium aluminate
  • Tetra calcium alumino ferrite.
Q.44

Pick up correct statement from the following:

  • Fibre boards are used for thermal and acoustic control
  • Fibre boards are used for light weight standing members
  • Fibre boards are obtained by impregnating a resin product on fibres
  • all the above.
Q.45

Pick up the correct statement from the following:

  • The plastic bottles are made by the process of blowing
  • The plastic sheets are made by the calendering process in which the plastic material is allowed to pass between cylindrical rollers
  • The application of thermo-setting resins on sheets of paper, is called laminating process
  • The plastic articles made by placing raw material in the desired moulds, is known as moulding process
  • All the above.
Q.46

Pick up the constituent of good brick earth whose excess causes the raw bricks shrink and warp during drying and burning, from the following:

  • Alumina
  • Lime
  • Ironoxide
  • Magnesia.
Q.47

The foliated structure is very common in

  • sedimentary rocks
  • igneous rocks
  • metamorphic rocks
  • none of these.
Q.48

The normal curing period for lime mortar, is:

  • one day
  • 3 days
  • 7 days
  • 10 days
  • 14 days.
Q.49

The silica is used for preparing

  • silica bricks
  • coke oven
  • lining for glass furnaces
  • all of these.
Q.50

The cracks caused by shrinkage of the exterior surface of the wood exposed to atmosphere, are called:

  • radial shakes
  • heart shakes
  • wind cracks
  • twisted fibres.
0 h : 0 m : 1 s