Dacron (or Terylene) fibres as compared to nylon fibres have (A) Better heat & acid resistant properties (B) Poorer resistance to alkalis (C) Poorer dyeability (D) All (A), (B) and (C)

Dacron (or Terylene) fibres as compared to nylon fibres have
(A) Better heat & acid resistant properties
(B) Poorer resistance to alkalis
(C) Poorer dyeability
(D) All (A), (B) and (C)
by

1 Answer

Answer :

(D) All (A), (B) and (C)
by

Related questions

Dacron (or Treylene) fibres as compared to nylon fibres have (A) Better heat & acid resistant properties (B) Poorer resistance to alkalis (C) Poorer dyeability (D) All (A), (B) and (C)

Description : Dacron (or Treylene) fibres as compared to nylon fibres have (A) Better heat & acid resistant properties (B) Poorer resistance to alkalis (C) Poorer dyeability (D) All (A), (B) and (C)

Last Answer : (D) All (A), (B) and (C)

__________ is not a polyester fibre. (A) Terylene (B) Dacron (C) Nylon (D) Polyacrylonitrile

Description : __________ is not a polyester fibre. (A) Terylene (B) Dacron (C) Nylon (D) Polyacrylonitrile

Last Answer : (C) Nylon

Pick out the wrong statement. (A) Denier is defined as weight in gm of 9000 metres length of a fibre, while tex is defined as weight in gm of 1000 metres length of fibre (B) Crimp is a measure of the difference between the length of the straightened and unstraightened fibre (C) Dacron fibres, acrylic fibres, viscose rayon fibres & cellulose acetate fibres are all prepared by wet spinning (D) Nylon fibres have greater water absorption capacity than polyester fibres

Description : Pick out the wrong statement. (A) Denier is defined as weight in gm of 9000 metres length of a fibre, while tex is defined as weight in gm of 1000 metres length of fibre (B) ... fibres are all prepared by wet spinning (D) Nylon fibres have greater water absorption capacity than polyester fibres

Last Answer : (C) Dacron fibres, acrylic fibres, viscose rayon fibres & cellulose acetate fibres are all prepared by wet spinning

__________ fibres are made of polyamides. (A) Dacron (B) Nylon (C) Rayon (D) Orion

Description : __________ fibres are made of polyamides. (A) Dacron (B) Nylon (C) Rayon (D) Orion

Last Answer : (B) Nylon

Nylon-66 compared to nylon-6 has (A) Lower melting point (B) More abrasion resistant properties (C) Higher hardness (D) All (A), (B) and (C)

Description : Nylon-66 compared to nylon-6 has (A) Lower melting point (B) More abrasion resistant properties (C) Higher hardness (D) All (A), (B) and (C)

Last Answer : (C) Higher hardness

Terylene is (A) Same as Dacron (B) A polyester (C) Both (A) & (B) (D) Neither (A) nor (B)

Description : Terylene is (A) Same as Dacron (B) A polyester (C) Both (A) & (B) (D) Neither (A) nor (B)

Last Answer : (C) Both (A) & (B)

Terylene is (A) Same as Dacron (B) A polyester (C) Both (A) & (B) (D) Neither (A) nor (B)

Description : Terylene is (A) Same as Dacron (B) A polyester (C) Both (A) & (B) (D) Neither (A) nor (B)

Last Answer : (C) Both (A) & (B)

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 (A), (B) and (C)

Description : 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 (A), (B) and (C)

Last Answer : (D) All (A), (B) and (C)

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 (A), (B) and (C)

Description : 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 (A), (B) and (C)

Last Answer : (D) All (A), (B) and (C)

Synthetic polymer produced by using terephthalic acid and ethylene glycol is (A) Terylene (B) Nylon-66 (C) PVC (D) Polystyrene

Description : Synthetic polymer produced by using terephthalic acid and ethylene glycol is (A) Terylene (B) Nylon-66 (C) PVC (D) Polystyrene

Last Answer : (A) Terylene

The polymer obtained by the condensation of hexamethylene diamine and adipic acid is – (1) Nylon 66 (2) Terylene (3) Tollen's (4) Bakelite

Description : The polymer obtained by the condensation of hexamethylene diamine and adipic acid is – (1) Nylon 66 (2) Terylene (3) Tollen's (4) Bakelite

Last Answer : (1) Nylon 66 Explanation: Polymers are very high molecular mass substances each molecule of which consists of very large number of simple structural units joined together though covalent bonds ... the repeating structural unit is derived from two monomer units - hexamethylenediamine and adipic acid.

Adipic acid reacts with hexamethylene diamine to form (a) Bakelite (b) Nylon-6,6 (c) Terylene (d) Nylon-6,8

Description : Adipic acid reacts with hexamethylene diamine to form (a) Bakelite (b) Nylon-6,6 (c) Terylene (d) Nylon-6,8

Last Answer : Nylon-6,6

The polymer obtained by the condensation of hexamethylene diamine and adipic acid is : (1) Nylon 66 (2) Terylene (3) Tollen’s (4) Bakelite

Description : The polymer obtained by the condensation of hexamethylene diamine and adipic acid is : (1) Nylon 66 (2) Terylene (3) Tollen’s (4) Bakelite

Last Answer : Nylon 66

Nylon-6 as compared to nylon-66 is (A) Harder (B) More abrasion resistant (C) Having higher melting point (D) None of these

Description : Nylon-6 as compared to nylon-66 is (A) Harder (B) More abrasion resistant (C) Having higher melting point (D) None of these

Last Answer : (D) None of these

Ceramic nuclear metals compared to solid nuclear metals have (A) Higher melting points (B) Low strength at high temperature (C) More chances of radiation damage (D) Poorer corrosion resistance

Description : Ceramic nuclear metals compared to solid nuclear metals have (A) Higher melting points (B) Low strength at high temperature (C) More chances of radiation damage (D) Poorer corrosion resistance

Last Answer : (A) Higher melting points

__________ is a homopolymer. (A) Neoprene (B) Bakelite (C) Nylon-66 (D) Terylene

Description : __________ is a homopolymer. (A) Neoprene (B) Bakelite (C) Nylon-66 (D) Terylene

Last Answer : (A) Neoprene

Condensation polymerisation is not involved in the manufacture of (A) Teflon (B) Polythene (C) Terylene (D) Nylon

Description : Condensation polymerisation is not involved in the manufacture of (A) Teflon (B) Polythene (C) Terylene (D) Nylon

Last Answer : (B) Polythene

__________ is not a condensation polymer. (A) Teflon (B) Nylon-66 (C) Dacron (D) Polystyrene

Description : __________ is not a condensation polymer. (A) Teflon (B) Nylon-66 (C) Dacron (D) Polystyrene

Last Answer : (A) Teflon

Polycaprolactam is (A) Nylon-6 (B) Nylon-66 (C) Dacron (D) Rayon

Description : Polycaprolactam is (A) Nylon-6 (B) Nylon-66 (C) Dacron (D) Rayon

Last Answer : (A) Nylon-6

_________ is a natural fibre. (A) Cellulose (B) Dacron (C) Nylon-6 (D) None of these

Description : _________ is a natural fibre. (A) Cellulose (B) Dacron (C) Nylon-6 (D) None of these

Last Answer : (A) Cellulose

Reaction of dimethyl terephthalate (DMT) and ethylene glycol produces (A) Nylon-6 (B) Dacron (C) Polyester (D) PVC

Description : Reaction of dimethyl terephthalate (DMT) and ethylene glycol produces (A) Nylon-6 (B) Dacron (C) Polyester (D) PVC

Last Answer : (B) Dacron

Which of the following is generally not used as eord for synthetic rubber tyre casing? (A) Dacron (B) Nylon (C) Cellulose (D) None of these

Description : Which of the following is generally not used as eord for synthetic rubber tyre casing? (A) Dacron (B) Nylon (C) Cellulose (D) None of these

Last Answer : (C) Cellulose

Reaction of ethylene glycol and dimethyl terephthalate (DMT) produces (A) Nylon-6 (B) Dacron (C) Polyester (D) PVC

Description : Reaction of ethylene glycol and dimethyl terephthalate (DMT) produces (A) Nylon-6 (B) Dacron (C) Polyester (D) PVC

Last Answer : (B) Dacron

Polycaprolactam is commercially known as (A) Nylon-6 (B) Nylon-66 (C) Dacron (D) Rayon

Description : Polycaprolactam is commercially known as (A) Nylon-6 (B) Nylon-66 (C) Dacron (D) Rayon

Last Answer : (A) Nylon-6

Hastelloy C is a good material of construction in chemical process industry, since it is (A) Highly corrosion resistant and is readily fabricated (B) Relatively inexpensive although it can be fabricated with some difficulty (C) Corrosion resistant to most alkalis, particularly because of its copper content (D) Light and resists attack by acids

Description : Hastelloy C is a good material of construction in chemical process industry, since it is (A) Highly corrosion resistant and is readily fabricated (B) Relatively inexpensive although it can be ... most alkalis, particularly because of its copper content (D) Light and resists attack by acids

Last Answer : (D) Light and resists attack by acids

______ fiber is used in making bulletproof vests. (1) Nylon-66 (2) Terylene (3) Kevlar (4) Lexan

Description : ______ fiber is used in making bulletproof vests. (1) Nylon-66 (2) Terylene (3) Kevlar (4) Lexan

Last Answer : (3) Kevlar Explanation: Kevlar, a para-aramid synthetic fiber, is used for making bullet proof vests protective inserts.

Glycol is used to manufacture which of the following? (1) Nylon (2) Artificial silk (3) Terylene (4) Rubber

Description : Glycol is used to manufacture which of the following? (1) Nylon (2) Artificial silk (3) Terylene (4) Rubber

Last Answer : (3) Terylene Explanation: Monoethylene glycol (MEG), also known as ethylene glycol (EG) or simply glycol, is a diol mostly used for the production of polyester fibers and polyethylene ... is used to produce textiles, large soft-drink containers, photographic film, and overhead transparencies.

Which synthetic fibre is known as artificial Silk? A. Nylon B. Rayon (Answer) C. Cotton D. Terylene

Description : Which synthetic fibre is known as artificial Silk? A. Nylon B. Rayon (Answer) C. Cotton D. Terylene

Last Answer : B. Rayon (Answer)

Which of the following polymers contain nitrogen (a) PVC (b) Teflon (c) Nylon (d) Terylene

Description : Which of the following polymers contain nitrogen (a) PVC (b) Teflon (c) Nylon (d) Terylene

Last Answer : Nylon

Glycol is used to manufacture which of the following ? (1) Nylon (2) Artificial silk (3) Terylene (4) Rubber

Description : Glycol is used to manufacture which of the following ? (1) Nylon (2) Artificial silk (3) Terylene (4) Rubber

Last Answer : Terylene

The fiber least prone to catch fire is (1) nylon (2) polyester (3) cotton (4) terylene

Description : The fiber least prone to catch fire is (1) nylon (2) polyester (3) cotton (4) terylene

Last Answer : cotton

Ethylene glycol reacts with dimethyl terephthalate to form (a) Nylon-6,6 (b) Teflon (c) Dacron (d) Orlon

Description : Ethylene glycol reacts with dimethyl terephthalate to form (a) Nylon-6,6 (b) Teflon (c) Dacron (d) Orlon

Last Answer : Dacron

Which of the following statements is false about cellulose? (a) It is a polymer of glucose molecules joined in β-1,4 linkages. (b) It is a major component of cotton. (c) It is used in the manufacture of Dacron fibres. (d) It is used in the manufacture of Rayon fibres

Description : Which of the following statements is false about cellulose? (a) It is a polymer of glucose molecules joined in β-1,4 linkages. (b) It is a major component of cotton. (c) It is used in the manufacture of Dacron fibres. (d) It is used in the manufacture of Rayon fibres

Last Answer : It is used in the manufacture of Dacron fibres.

Paraffin base crude oil as compared to asphalt base crude gives (A) Higher yield of straight run gasoline (B) Higher octane number gasoline (C) Lower viscosity index lube oil (D) Poorer yield of lube oil

Description : Paraffin base crude oil as compared to asphalt base crude gives (A) Higher yield of straight run gasoline (B) Higher octane number gasoline (C) Lower viscosity index lube oil (D) Poorer yield of lube oil

Last Answer : (A) Higher yield of straight run gasoline

Stacked packing compared to dumped packing (A) Provides poorer contact between the fluids (B) Gives lower pressure drop (C) Both (A) and (B) (D) Gives higher pressure drop

Description : Stacked packing compared to dumped packing (A) Provides poorer contact between the fluids (B) Gives lower pressure drop (C) Both (A) and (B) (D) Gives higher pressure drop

Last Answer : (C) Both (A) and (B)

Pick out the wrong statement. (A) Weldability of high carbon steel is poorer compared to low carbon steel (B) Invar is a magnetic alloy (C) Magnetic permeability of the diamagnetic material is less than one (D) Martenistic transformation never goes to completion (i.e., 100%) at room temperature

Description : Pick out the wrong statement. (A) Weldability of high carbon steel is poorer compared to low carbon steel (B) Invar is a magnetic alloy (C) Magnetic permeability of the diamagnetic material is less than one (D) Martenistic transformation never goes to completion (i.e., 100%) at room temperature

Last Answer : Option B

Nylon-6 as compared to nylon 66 has lower (A) Abrasion resistance (B) Thermal stability (C) Adhesion to rubber (D) Hardness

Description : Nylon-6 as compared to nylon 66 has lower (A) Abrasion resistance (B) Thermal stability (C) Adhesion to rubber (D) Hardness

Last Answer : (A) Abrasion resistance

Nylon-6 as compared to Nylon-66 is having higher (A) Hardness (B) Abrasion/resistance (C) Melting point (D) None of these

Description : Nylon-6 as compared to Nylon-66 is having higher (A) Hardness (B) Abrasion/resistance (C) Melting point (D) None of these

Last Answer : (D) None of these

Melt spinning of polymers involves the forcing of polymer melt through spinnerates (fine holes) into an atmosphere kept at a temperature lower than the melting point of the polymer, which causes the fine diameter polymer melt to harden into filaments. Melt spinning is not used in case of the __________ fibres. (A) Acrylic (B) Polyester (C) Nylon 6:6 (D) Polypropylene

Description : Melt spinning of polymers involves the forcing of polymer melt through spinnerates (fine holes) into an atmosphere kept at a temperature lower than the melting point of the polymer, which causes the fine diameter ... the __________ fibres. (A) Acrylic (B) Polyester (C) Nylon 6:6 (D) Polypropylene

Last Answer : (A) Acrylic

In bag filters, filter fabrics are never made of (A) Metallic wire woven mesh (B) Polyester fibres (C) Cotton fibres (D) Nylon fibres

Description : In bag filters, filter fabrics are never made of (A) Metallic wire woven mesh (B) Polyester fibres (C) Cotton fibres (D) Nylon fibres

Last Answer : (A) Metallic wire woven mesh

Which of the following fibres catches fire least? (1) Nylon (2) Cotton (3) Rayon (4) Terricot

Description : Which of the following fibres catches fire least? (1) Nylon (2) Cotton (3) Rayon (4) Terricot

Last Answer : (2) Cotton Explanation: The fibre least prone to catch fire is cotton. Fabrics with more of the fiber surface area exposed to air have more oxygen available to support, burning and therefore burn more easily. Thus, thin, gauzy fabrics, lace, or brushed fabrics can be very flammable.

Which class of material would you classify Nylon a) Fibres b) Polymer c) Ceramics d) Glass

Description : Which class of material would you classify Nylon a) Fibres b) Polymer c) Ceramics d) Glass

Last Answer : b) Polymer

Which of the following fibres catches fire least ? (1) Nylon (2) Cotton (3) Rayon (4) Terricot

Description : Which of the following fibres catches fire least ? (1) Nylon (2) Cotton (3) Rayon (4) Terricot

Last Answer : Cotton

Raschig ring made of porcelain cannot be used for treating concentrated (A) Hydrochloric acid (B) Nitric acid (C) Alkalis (D) Sulphuric acid

Description : Raschig ring made of porcelain cannot be used for treating concentrated (A) Hydrochloric acid (B) Nitric acid (C) Alkalis (D) Sulphuric acid

Last Answer : (C) Alkalis

Wrought iron is a suitable material of construction for handling __________ solutions(A) Dilute acidic(B) Concentrated acidic(C) Alkalis & alkaline(D) None of these

Description : Wrought iron is a suitable material of construction for handling __________ solutions (A) Dilute acidic (B) Concentrated acidic (C) Alkalis & alkaline (D) None of these

Last Answer : (C) Alkalis & alkaline

Wrought iron is a suitable material of construction for handling __________ solutions. (A) Dilute acidic (B) Concentrated acidic (C) Alkalis & alkaline (D) None of these

Description : Wrought iron is a suitable material of construction for handling __________ solutions. (A) Dilute acidic (B) Concentrated acidic (C) Alkalis & alkaline (D) None of these

Last Answer : (C) Alkalis & alkaline

Dacron is a (A) Condensation polymerisation product of Hexamethylene diamine and adipic acid (B) Condensation polymerisation product of dimethyl terephthalate (DMT) and ethylene glycol (C) Thermosetting material (D) None of these

Description : Dacron is a (A) Condensation polymerisation product of Hexamethylene diamine and adipic acid (B) Condensation polymerisation product of dimethyl terephthalate (DMT) and ethylene glycol (C) Thermosetting material (D) None of these

Last Answer : (D) None of these

Raw materials required for the manufacture of __________ is acetylene and hydrochloric acid. (A) Phthalic anhydride (B) Vinyl chloride (C) Maleic anhydride (D) Dacron

Description : Raw materials required for the manufacture of __________ is acetylene and hydrochloric acid. (A) Phthalic anhydride (B) Vinyl chloride (C) Maleic anhydride (D) Dacron

Last Answer : (B) Vinyl chloride

Dacron is a (A) Condensation product of Hexamethylene diamine and adipic acid (B) Thermosetting material (C) Condensation product of dimethyl terephthalate and ethylene glycol (D) None of these

Description : Dacron is a (A) Condensation product of Hexamethylene diamine and adipic acid (B) Thermosetting material (C) Condensation product of dimethyl terephthalate and ethylene glycol (D) None of these

Last Answer : (D) None of these

Is corrosive related to acid or alkalis?

Description : Is corrosive related to acid or alkalis?

Last Answer : The term "corrosive" can be applied to both acids and alkalis.The terms describes their effect not their composition or mode ofreaction. Also note it is not just acids and alkalis that ... relating to chemistry, "Corrosive" means capable ofdestroying solid materials, tending to eat away or consume.