Description : Duco paints are (A) Plastic paints (B) Cellulose paints (C) Emulsion paints (D) Oil paints
Last Answer : Answer: Option D
Description : Snowcrete is one of the patent forms of (A) Distempers (B) Water proof cement paints (C) Enamel paints (D) Cellulose pain
Last Answer : Answer: Option B
Description : When the bituminous surfacing is done on already existing black top road or over existing cement concrete road, the type of treatment given is (A) Seal coat (B) Tack coat (C) Prime coat (D) Spray of emulsion
Description : Commonly used thinner in (A) Lacquer paints, is alcohol (B) Cellulose paints is ethyl acetate (C) Oil paints, is naphtha (D) All the above
Description : Lacquer paints (A) Are generally applied on structural steel (B) Are less durable as compared to enamel paints (C) Consist of resin and nitro-cellulose (D) All the above
Description : For filling cracks in masonry structures, the type of bitumen used, is (A) Cut-back bitumen (B) Bitumen-emulsion (C) Blown bitumen (D) Plastic bitumen
Description : Pick up the non-inflammable plastic from the following: (A) Cellulose acetate plastics (B) Polyvinyl chloride plastics (C) Phenol formaldehyde plastic (D) Urea formaldehyde plastic
Description : Pick up the correct statement from the following: (A) Alexander Parkes, a Scottish chemist prepared a hard material by mixing camphor and alcohol with nitro cellulose and called it, as Parkesite ... prepared a substance from urea and formaldehyde and called it Plastic (D) All the above
Description : In the illustration, the component labeled 'G' is ______. EL-0031 A. hard rubber, plastic or bituminous composition B. porous inside to absorb excess positive ions C. precharged for (-) and (+) in manufacturing D. All the above
Last Answer : Answer: A
Description : . Enamels and paints are generally __________ fluid. (A) Rheopectic (B) Pseudo-plastic (C) Thixotropic (D) Dilatant
Last Answer : (B) Pseudo-plastic
Description : A mixture of benzene and toluene forms (1) Non-ideal solution (2) Ideal solution (3) Emulsion (4) Suspension
Last Answer : (2) Ideal solution Explanation: A mixture of benzene and toluene (60 mole% toluene) enters a distillation column to be separated into two product streams.
Description : Are latent prints (invisable fingerprints) more common than plastic or patent prints (more visable fingerprints) in a crime scene investigation?
Last Answer : What’s your thesis statement?
Description : Lead is (A) Not resistant to corrosion (B) Used as a cathodic material (C) Not used as pigment (in its compound forms) for paints (D) Used as a shock absorber (in mattress form) between the foundation and steel framework of skyscraper buildings
Last Answer : (D) Used as a shock absorber (in mattress form) between the foundation and steel framework of skyscraper buildings
Description : The first plastic was a mixture of cellulose nitrate and camphor invented in the 1860's by John Hyatt. What was the trademark given to this material?
Last Answer : ANSWER: CELLULOID
Description : Which one of the following forms the base of vegetable fibres? (1) Cellulose (2) Proteins (3) Fats (4) Oils
Last Answer : (1) Cellulose Explanation: The principal chemical component of vegetable fibers is cellulose, with varying amounts of lignin and hemicelluloses also usually present; thus, the fibers are also ... bagasse, and banana. Vegetable fibers are usually stiffer but less tough than synthetic fibers.
Last Answer : Cellulose
Description : Bitumen emulsion is (A) A liquid containing bitumen in suspension (B) A paint (C) Used as anti-corrosive paint (D) All the above
Description : The desirable camber for straight roads with thin bituminous surfacing, is (A) 1 in 33 to 1 in 25 (B) 1 in 40 to 1 in 33 (C) 1 in 150 to 1 in 140 (D) 1 in 160 to 1 in 140
Last Answer : Answer: Option C
Description : Which of the following premix methods is used for base course? (A) Bituminous carpet (B) Mastic asphalt (C) Sheet asphalt (D) Bituminous bound macadam
Description : The minimum value of camber provided for thin bituminous surface hill roads, is (A) 2.2 % (B) 2.5 % (C) 3.0 % (D) 3.5 %
Description : The suitable surfacing material for a bridge deck slab is (A) Sheet asphalt (B) Bituminous carpet (C) Mastic asphalt (D) Rolled asphalt
Description : The thickness of bituminous carpet varies from (A) 20 to 25 mm (B) 50 to 75 mm (C) 75 to 100 mm (D) 100 to 120 mm
Last Answer : Answer: Option A
Description : Which of the following represents a carpet of sand-bitumen mix without coarse aggregates? (A) Mastic asphalt (B) Sheet asphalt (C) Bituminous carpet (D) Bituminous concrete
Description : Maximum daily traffic capacity of bituminous pavements is (A) 500 tonnes per day (B) 1000 tonnes per day (C) 1500 tonnes per day (D) 2000 tonnes per day
Description : The camber for hill roads in case of bituminous surfacing is adopted as (A) 2 % (B) 2.5 % (C) 3 % (D) 4 %
Description : A district road with a bituminous pavement has a horizontal curve of 1000 m for a design speed of 75 km ph. The super-elevation is (A) 1 in 40 (B) 1 in 50 (C) 1 in 60 (D) 1 in 70
Description : Select the correct statement. (A) Quantity of binder required for tack coat is less than that required for prime coat (B) Prime coat treatment is given for plugging the voids in water ... the final coat over certain previous bituminous pavements (D) A bitumen primer is a high viscosity cutback
Description : Which of the following is considered to be the highest quality construction in the group of black top pavements? (A) Mastic asphalt (B) Sheet asphalt (C) Bituminous carpet (D) Bituminous concrete
Description : Bituminous fells are used for (A) Covering A.C. sheets (B) Covering sloping roofs (C) D.P.C. (D) None to these
Description : Ground glass (A) Is made by grinding its one side (B) Is made by melting powdered glass paints surface (C) Is used for getting light without transparency (D) All the above
Description : Bitumen paints offer (A) Pleasing surface (B) Hard surface (C) Smooth surface (D) Protective surface
Description : The material generally not used as extender in paints, is (A) Powdered silica (B) Gypsum (C) Talc (D) Zinc white
Description : Cement paints usually (A) Contain hydrated lime (B) Contain 5% to 10% colour pigments (C) Contain 5% sodium chloride (D) All the above
Description : In paints, the pigment is responsible for (A) Durability (B) Colour (C) Smoothness (D) Glassy face
Description : The commonly used drying oil for oil paints, is (A) Olive oil (B) Linseed oil (C) Kerosene oil (D) Acetate of lead
Description : The most fire resistant paints are: (A) Enamel paints (B) Aluminium paints (C) Asbestos paints (D) Cement paints
Description : The commonly used colour pigment in paints, is (A) Ambers (B) Carbon black (C) Iron oxide (D) All the above
Description : Most commonly used solvent in oil paints, is (A) Petroleum (B) Spirit (C) Coal tar (D) Turpentine
Description : Linseed oil is used in paints as (A) Thinner (B) Vehicle (C) Base (D) Drier
Description : Stucco paints are suitable for (A) Stone masonry (B) Brick walls (C) Both (A) and (B) (D) Neither (A) nor (B)
Description : Turpentine oil is used in paints as (A) Thinner (B) Vehicle (C) Base (D) Drier
Description : Paints with white lead base are suitable for painting of (A) Wood work (B) Iron work (C) Both wood work and iron work (D) None of the above
Description : The pigment used in paints for corrosive resistance, is (A) White lead (B) Ferrous oxide (C) Zinc white (D) Red lead
Description : The commonly used thinner in oil paints, is (A) Naphtha (B) Turpentine (C) Both (a) and (b) (D) None the these
Description : Assertion A : Paints with white lead base are not recommended for painting of iron works. Reason R : Paints with white lead base do not check rusting of iron. Select your answer according to the coding system given below: ... of A (C) A is true but R is false (D) A is false but R is true
Description : The vehicle used in case of enamel paints is usually (A) Linseed oil (B) Water (C) Varnish (D) None of these
Description : Pick up the correct statement from the following: (A) Blistering may be cured by applying water paint finished with oil paint dried with a little copal varnish (B) Cracked paints may be cured by ... sand preparing the surface and giving a fresh coat with plenty of turps (D) All the above
Description : Dampness causes (A) Efflorescence (B) Bleaching of paints (C) Crumbling of plaster (D) Growth of termites
Description : Acrylic is the name of (A) Cellulose resin (B) Alkyd resin (C) Methyl methacrylate (D) Cumarone-indene
Description : The plastics made from cellulose resin (A) Are as clear as glass (B) Are tough and strong (C) Possess excellent electrical properties (D) All the above