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You Are On Multi Choice Question Bank SET 2713
135651. Which is used as an anticoagulant?
(A): All the above (B): Ammonia (C): Formalin (D): Sodium sulfite
135652. PAN,PBN etc are used in rubber compounding as
(A): Anti oxidant (B): Anti ozonant (C): Both (D): Filler
135653. Which of the following property decreases with increase in crosslink density?
(A): Modulus (B): Resilience (C): Set (D): Tensile strength
135654. A cellular product with closed cell structure
(A): Both (B): Foam (C): Micro cellular sheet (D): Sponge
135655. EPNR stands for
(A): Enzyme proteinated natural rubber (B): Epoxidised natural rubber (C): Ethylene propylene diene rubber (D): Ethylene propylene natural rubber
135656. In radial tyres chords are at what angle to the axis of rotation?
(A): 120 Degree (B): 30-40 Degree (C): 60 Degree (D): 90 degree
135657. The percentage of dirt in ISNR 5 is
(A): 0.005 (B): 0.05 (C): 0.05% (D): 5.0E-5
135658. Which of these refers to determine the stability of latex on stirring?
(A): KOH (B): MST (C): Sludge (D): VFA
135659. KOH is added to the latex compound as
(A): Dispersion (B): Emulsions (C): None of these (D): Suspension
135660. Which is considered as cool running?
(A): All the above (B): Bias belted tyre (C): Bias tyre (D): Radial tyre
135661. If the amount of sulphur is higher than that of the accelerator,the vulcanization system is a/an
(A): Conventional (B): Efficient (C): Open (D): Semi efficient
135662. DBC %of field latex is
(A): 20-30 (B): 30-40 (C): 40-50 (D): 50-60
135663. Markham still apparatus is used to find
(A): DRC (B): MST (C): TSC (D): VFA
135664. The delayed action accelerator used is
(A): CBS (B): DPG (C): MBT (D): TMTD
135665. The test conducted to determine the level of proteins in latex is
(A): Ammonia content (B): Coagulum content (C): Sludge content (D): Total solid content
135666. Product that is manufactured by wrapped mandrel moulding is
(A): Belt (B): Cable (C): Hose (D): Pipe
135667. Which of the following is a continuous vulcanization method?
(A): Auto clave curing (B): Batch curing (C): Liquid curing (D): Steam curing
135668. The synthetic rubber with low resilience is
(A): EPDM (B): IIR (C): NR (D): PBR
135669. FEF is a type of
(A): Accelerator (B): Activator (C): Flame retardant (D): Reinforcing filler
135670. Accelerator for chloroprene rubber is
(A): Ethylene thiourea (B): MBTS (C): Mercapton (D): TMTD
135671. Amount of inorganic content of a rubber is calculated from its
(A): Ash content (B): Coagulum content (C): Magnesium content (D): Nitrogen content
135672. An example of a copolymer is
(A): Chloroprene rubber (B): Nitrile rubber (C): Polybutadiene rubber (D): Silicone rubber
135673. The concentration method which works on stroke’s formula is
(A): Centrifuging (B): Creaming (C): Electro decantation (D): Evaporation
135674. Which is not used as an anticoagulant?
(A): Acetic acid (B): Ammonia (C): Boric acid (D): Sodium sulphite
135675. The heating test done to detect halogens in a polymer is
(A): Beilsetins test (B): Miller’s test (C): Muller’s test (D): Webber test
135676. With increase of filler loading the heat build up of a rubber compound
(A): Decreases (B): Increases (C): Increases and then decreases (D): Neither increases nor decreases
135677. Balloons are prepared by dipping formers in
(A): Field latex (B): Prevulcanised latex (C): Unvulcanised latex (D): Vulcanised latex
135678. For the production of hawai sole,natural rubber should be blended with
(A): Butyl rubber (B): EPDM (C): Nitrile rubber (D): Styrene butadiene rubber
135679. High dosage of stearic acid is desirable in the compounding of which rubber product?
(A): Door mat (B): Ebonite (C): None of these (D): Sponge
135680. Cells in latex foam are
(A): Closed (B): Completely open (C): Devoid of Cells (D): Partially opened and partially closed
135681. Renacit is a chemical name of a
(A): Anti oxidant (B): Filler (C): Peptiser (D): Plasticiser
135682. Masterbatch is a
(A): Compounded rubber mix (B): Compounding equipment (C): Compounding ingredient (D): Partially compounded rubber mix
135683. The accelerator used in latex compounding is
(A): MBT (B): MBTS (C): TMTD (D): ZDC
135684. Fill factor is associated with
(A): Banburry machine (B): Extruder (C): Kneader (D): Two roll mill
135685. Hollow articles are made by
(A): Blow moulding (B): Compression moulding (C): Injection moulding (D): Transfer moulding
135686. The solvent for natural rubber is
(A): Acetone (B): Benzene (C): Choloroform (D): Cyclo hexane
135687. The dimension of the extruded product as it comes out of the die will be
(A): Cannot be predicted (B): Larger than the die diameter (C): Same as the die (D): Smaller than the die diameter
135688. Pot is used in
(A): Blow moulding (B): Compression moulding (C): Injection moulding (D): Transfer moulding
135689. Friction ratio of a mixing mill
(A): 1970-01-01 00:01:00 (B): 1970-01-01 00:01:01 (C): 1970-01-01 00:01:02 (D): 1:1.25
135690. De Lavel machine is used in
(A): Centrifuging (B): Creaming (C): Electro decantation (D): Evaporation
135691. The grade of ISNR used in tyre industry
(A): INSR 50 (B): ISNR 10 (C): ISNR 20 (D): ISNR 5
135692. Upside down mixing is recommended for
(A): CR (B): EPDM (C): SBR (D): Silicone rubber
135693. The inorganic rubber among the following is
(A): Butyl rubber (B): Chloroprene rubber (C): Nitrile rubber (D): Silicone rubber
135694. The percentage of ammonia in HA latex is
(A): 0.003 (B): 0.004 (C): 0.009 (D): 0.6%
135695. Crack growth is minimum for
(A): CR (B): NBR (C): NR (D): SBR
135696. CV rubber refers to
(A): Chemically viscous rubber (B): Clear viscosity rubber (C): Constant viscosity rubber (D): Continuous vulcanized rubber
135697. Antimony oxide is an additive which imparts
(A): Conductivity (B): Flame resistance (C): Heat resistance (D): Weather resistance
135698. Place:Transportation , Knowledge:Advertisement ,Risk:Insurance, Time:------------?
(A): H.M.T (B): Marketing (C): Publicity (D): Warehousing
135699. ”Zoological parks are overcrowded on Sundays and holidays””Buses are overloaded in the morning and evening” .A marketing strategy to shift or reduce these demand is called:
(A): De-marketing (B): Marketing myopia (C): Morph marketing (D): Synchro marketing
135700. Income and Expenditure Account:Profit and Loss Account Surplus:Profit,Deficit:Loss Receipts and Payment Account:---------?
(A): Balance Sheet (B): Bank Account (C): Cash book (D): Trading Account
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