Which of the following is not shipped in mild steel containers ?
A. Acetone
B. Ammonia
C. Ethyl alcohol
D. Formic acid
Materials and Construction
Ceramic materials fabrication cannot be done by__________________?
Ceramic materials fabrication cannot be done by__________________?
A. Welding
B. Slip casting
C. Extrusion
D. Plastic pressing
Steel rods are used in reinforced concrete to increase its ______________ strength?
Steel rods are used in reinforced concrete to increase its ______________ strength?
A. Shear
B. Tensile
C. Compressive
D. None of these
A measure of toughness of a material is its________________?
A measure of toughness of a material is its________________?
A. Percentage elongation
B. Yield strength
C. Ultimate strength
D. Area under stress-strain diagram
Neutraliser tank used for reacting nitric acid with ammonia for the production of ammonium nitrate is made of________________?
Neutraliser tank used for reacting nitric acid with ammonia for the production of ammonium nitrate is made of________________?
A. Aluminium
B. Stainless steel
C. High silicon (14%) iron
D. Copper
Which of the following is produced by condensation polymerisation ?
Which of the following is produced by condensation polymerisation ?
A. Bakelite
B. Polythene
C. Poly vinyl chloride
D. Polystyrene
Tin in its pure form is used for making_______________?
Tin in its pure form is used for making_______________?
A. Cans for food packing
B. Collapsible tubes for toilet preparations
C. Foil for wrapg cheese
D. All A., B. and C.
Thermoplastic resins are those polymers, which____________________?
Thermoplastic resins are those polymers, which____________________?
A. Has decreased plasticity at increasing temperature
B. Cannot be moulded
C. Easily deform under pressure at high temperature
D. None of these
Maximum carbon content in any variety of steel can be upto 1.3%. Steel containing 0.4% Carbon is not used for making___________________?
Maximum carbon content in any variety of steel can be upto 1.3%. Steel containing 0.4% Carbon is not used for making___________________?
A. Nuts
B. Bolts
C. Chisels
D. Studs
Centrifugal pump made of pyrex or glass can’t be used to pump___________________?
Centrifugal pump made of pyrex or glass can’t be used to pump___________________?
A. Milk and fruit juices
B. Alkaline solutions
C. Dilute H2SO4 at room temperature
D. Brine