Related Questions

Styrene-butadiene-rubber (SBR) as compared to natural rubber has
A Poorer tensile strength
B Poorer resistance to oxidation
C Greater amount of heat build-up under heavy loading
D All of the above
Styrene butadiene rubber (SBR) as compared to natural rubber has
A Poor tensile strength
B Poorer resistance
C Greater amount of heat build up heavy loading
D All of the above
Natural rubber is obtained from latex, which is a colloidal dispersion of rubber in water. Which of the following is used as a coagulant in latex?
A Ammonium alum
B Potassium alum
C Both A & B
D Neither A nor B
Main constituents of natural rubber is
A Polystyrene
B Polyisoprene
C Polybutadiene
D Polychloroprene
Main constituent of natural gas is
A CH4 (upto 90%)
B C2H6
C C3H8
D H2
The main constituent of natural gas is
A Methane
B Ethane
C Butane
D Propane
Natural gas recovered along with crude oil from oil wells is called wet natural gas which has a higher __________ compared to the dry natural gas.
A Unsaturated hydrocarbon content
B Calorific value
C Quantity of propane
D Quantity of butane
Natural rubber is obtained from milky sap of tropical trees.
A Yes
B No
The monomer of natural rubber is
A DMT
B Isoprene
C 2 methyl-1-propene
D Both B and C
In the world production of natural rubber, India ranks ________
A Second
B Third
C Fourth
D Fifth

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