Which is the most suitable dye for synthetic fibres? (A) Acid dye (B) Azoic dye (C) Pigment dye (D) Mordant dye

Which is the most suitable dye for synthetic fibres?
(A) Acid dye
(B) Azoic dye
(C) Pigment dye
(D) Mordant dye
by

1 Answer

Answer :

(A) Acid dye
by

Related questions

Pick out the wrong statement. (A) Azoic dyes are mostly applied on cotton fabrics (B) Basic dyes (e.g. amino derivatives) are applied mostly to paper (C) Mordant dyes are applied mainly to wools (D) None of these

Description : Pick out the wrong statement. (A) Azoic dyes are mostly applied on cotton fabrics (B) Basic dyes (e.g. amino derivatives) are applied mostly to paper (C) Mordant dyes are applied mainly to wools (D) None of these

Last Answer : (D) None of these

Serpasil is (a) a tranquilizer (b) an antibiotic (c) produced by micro-organisms (d) a mordant dye

Description : Serpasil is (a) a tranquilizer (b) an antibiotic (c) produced by micro-organisms (d) a mordant dye

Last Answer : Ans:(a)

Kaolin is a/an (A) Refractory material (B) Synthetic resin (C) Artificial abrasive (D) Blue pigment

Description : Kaolin is a/an (A) Refractory material (B) Synthetic resin (C) Artificial abrasive (D) Blue pigment

Last Answer : (A) Refractory material

Cellulose is the main constituent of most __________ fibres. (A) Acrylic (B) Spandex (C) Synthetic (D) Natural

Description : Cellulose is the main constituent of most __________ fibres. (A) Acrylic (B) Spandex (C) Synthetic (D) Natural

Last Answer : (D) Natura

The synthetic fibres produced from __________ are known as rayon. (A) Lignin (B) Cellulose (C) Polyamides (D) Ethylene glyco

Description : The synthetic fibres produced from __________ are known as rayon. (A) Lignin (B) Cellulose (C) Polyamides (D) Ethylene glyco

Last Answer : (B) Cellulose

Spirit varnish generally consists of (A) Oil, wax and resin (B) Alcohol, wax and turpentine (C) Pigment and synthetic resin (D) Spirit and shellac

Description : Spirit varnish generally consists of (A) Oil, wax and resin (B) Alcohol, wax and turpentine (C) Pigment and synthetic resin (D) Spirit and shellac

Last Answer : Answer: Option D

Which of the following is largely used in textile industries in India? (1) Cotton (2) Wool (3) Synthetic fibres (4) Jute

Description : Which of the following is largely used in textile industries in India? (1) Cotton (2) Wool (3) Synthetic fibres (4) Jute

Last Answer : (1) Cotton Explanation: Cotton is a soft, fluffy staple fiber that grows in a boll, or protective capsule, around the seeds of cotton plants of the genus Gossypium which is most often spun ... is used in fishing nets, coffee filters, tents, explosives manufacture, cotton paper, and in bookbinding.

What is a mordant?

Description : What is a mordant?

Last Answer : A mordant is a substance which helps to bind the dye to the cloth.

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)

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)

Description : 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)

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

Gunmetal and bronze are not corroded by the action of (A) Wet chlorine (B) Synthetic detergent solution (C) Hydrochloric acid (10%) (D) Nitric acid (< 25%

Description : Gunmetal and bronze are not corroded by the action of (A) Wet chlorine (B) Synthetic detergent solution (C) Hydrochloric acid (10%) (D) Nitric acid (< 25%

Last Answer : (B) Synthetic detergent solution

The mode of action of paraquat is a). Amino acid synthesis inhibition b). Pigment inhibition c). Cell membrane disruption d). Shoot inhibition

Description : The mode of action of paraquat is a). Amino acid synthesis inhibition b). Pigment inhibition c). Cell membrane disruption d). Shoot inhibition

Last Answer : c). Cell membrane disruption

What is the mode of action of sulfonamide herbicide a). Amino acid synthesis inhibitor b). Photosynthesis inhibitor c). Lipid inhibitor d). Pigment inhibitor

Description : What is the mode of action of sulfonamide herbicide a). Amino acid synthesis inhibitor b). Photosynthesis inhibitor c). Lipid inhibitor d). Pigment inhibitor

Last Answer : a). Amino acid synthesis inhibitor

The best known and most frequently used test of the detoxicating functions of liver is (A) Hippuric acid test (B) Galactose tolerance test (C) Epinephrine tolerance test (D) Rose Bengal dye test

Description : The best known and most frequently used test of the detoxicating functions of liver is (A) Hippuric acid test (B) Galactose tolerance test (C) Epinephrine tolerance test (D) Rose Bengal dye test

Last Answer : Answer : A

What is the name of the dye which turns red on contact with acid and blue with alkali?

Description : What is the name of the dye which turns red on contact with acid and blue with alkali?

Last Answer : Litmus

Which acid is used in synthetic lemonade? -Do You Know?

Description : Which acid is used in synthetic lemonade? -Do You Know?

Last Answer : answer:

Synthetic detergents are made from – (1) Sodium stearate (2) Sodium salt of benzene sulphonic acid (3) Sodium salt of benzene carboxylic acid (4) Sodium palmitate

Description : Synthetic detergents are made from – (1) Sodium stearate (2) Sodium salt of benzene sulphonic acid (3) Sodium salt of benzene carboxylic acid (4) Sodium palmitate

Last Answer : (2) Sodium salt of benzene sulphonic acid Explanation: Synthetic detergents are made from sodium salt of benezene sulphonic acid.

Which acid is used in synthetic lemonade?

Description : Which acid is used in synthetic lemonade?

Last Answer : Citric acid

Which of the following terms best describes the compound below? CH3(CH2)7CH=CH(CH2)7CO2H (a) an unsaturated fatty acid (b) a triglyceride (c) a synthetic detergent (d) a micelle

Description : Which of the following terms best describes the compound below? CH3(CH2)7CH=CH(CH2)7CO2H (a) an unsaturated fatty acid (b) a triglyceride (c) a synthetic detergent (d) a micelle

Last Answer : an unsaturated fatty acid

Which acid is used in synthetic lemonade?

Description : Which acid is used in synthetic lemonade?

Last Answer : Citric acid

The most commonly used synthetic abrasive is (A) Aluminium carbide (B) Boric acid (C) Silicon (D) All of the

Description : The most commonly used synthetic abrasive is (A) Aluminium carbide (B) Boric acid (C) Silicon (D) All of the

Last Answer : Answer: Option D

Synthetic detergents are made from (1) Sodium stearate (2) Sodium salt of benzene sulphonic acid (3) Sodium salt of benzene carboxylic acid (4) Sodium palmitate

Description : Synthetic detergents are made from (1) Sodium stearate (2) Sodium salt of benzene sulphonic acid (3) Sodium salt of benzene carboxylic acid (4) Sodium palmitate

Last Answer : Sodium salt of benzene sulphonic acid

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

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

Varnish does not contain (A) Thinner (B) Pigment (C) Both (A) & (B) (D) Neither (A) nor (B)

Description : Varnish does not contain (A) Thinner (B) Pigment (C) Both (A) & (B) (D) Neither (A) nor (B)

Last Answer : (B) Pigment

Titanium dioxide is a/an __________ colour pigment. (A) White (B) Black (C) Yellow (D) Blue

Description : Titanium dioxide is a/an __________ colour pigment. (A) White (B) Black (C) Yellow (D) Blue

Last Answer : (A) White

Varnish does not contain (A) Pigment (B) Thinner (C) Dryer (D) Anti-skimming agent

Description : Varnish does not contain (A) Pigment (B) Thinner (C) Dryer (D) Anti-skimming agent

Last Answer : (A) Pigmen

. Enamels (A) Give good glossy finish (B) Are same as varnish (C) Are prepared from non-drying oil (D) Do not contain pigment

Description : . Enamels (A) Give good glossy finish (B) Are same as varnish (C) Are prepared from non-drying oil (D) Do not contain pigment

Last Answer : (A) Give good glossy finish

Which of the following is an yellow pigment? (A) Titanium dioxide (B) Ferrous sulphate (C) Lead chromates (D) Zinc sulphides

Description : Which of the following is an yellow pigment? (A) Titanium dioxide (B) Ferrous sulphate (C) Lead chromates (D) Zinc sulphides

Last Answer : (C) Lead chromates

Lithophane is (A) Explosive (B) White lead (C) Filter aid (D) ZnS (white pigment)

Description : Lithophane is (A) Explosive (B) White lead (C) Filter aid (D) ZnS (white pigment)

Last Answer : (D) ZnS (white pigment)

Presence of high concentration of ozone and smog in atmospheric air causes the(A) Embrittlement & decrease of folding resistance of paper(B) Cracking of rubber products(C) Fading of dye on textiles(D) Damage of electrical insulator on high tension power line

Description : Presence of high concentration of ozone and smog in atmospheric air causes the (A) Embrittlement & decrease of folding resistance of paper (B) Cracking of rubber products (C) Fading of dye on textiles (D) Damage of electrical insulator on high tension power line

Last Answer : (B) Cracking of rubber products

Trinitro-toluene (TNT) is (A) Used in glycerine manufacture (B) An explosive (C) Used in dye manufacture (D) None of these

Description : Trinitro-toluene (TNT) is (A) Used in glycerine manufacture (B) An explosive (C) Used in dye manufacture (D) None of these

Last Answer : (B) An explosive

Vanillin is a type of (A) Anti-pyretic drug (B) Food preservative (C) Flavour (D) Dye

Description : Vanillin is a type of (A) Anti-pyretic drug (B) Food preservative (C) Flavour (D) Dye

Last Answer : (C) Flavour

Acrilan fibres used for making cloth, carpet & blankets, which is a hard, horny & high melting polymeric material is nothing but (A) Polyacrylonitrile (B) Polyamide (C) Saturated polyester (D) Alkyd resin

Description : Acrilan fibres used for making cloth, carpet & blankets, which is a hard, horny & high melting polymeric material is nothing but (A) Polyacrylonitrile (B) Polyamide (C) Saturated polyester (D) Alkyd resin

Last Answer : (A) Polyacrylonitrile

Cross linked polymers are (A) Thermoplastic (B) Thermosetting (C) Either (A) or (B) (D) Fibres only

Description : Cross linked polymers are (A) Thermoplastic (B) Thermosetting (C) Either (A) or (B) (D) Fibres only

Last Answer : (B) Thermosetting

Scouring is a finishing operation during the manufacture of fibre, which aims at __________ of fibres. (A) Improving the stretchability (B) Dyeing/colouring (C) Detergent solution washing (D) Glycol soaking

Description : Scouring is a finishing operation during the manufacture of fibre, which aims at __________ of fibres. (A) Improving the stretchability (B) Dyeing/colouring (C) Detergent solution washing (D) Glycol soaking

Last Answer : (C) Detergent solution washing

Polyvinyl acetate is never used for making (A) Moulded articles (B) Fibres (C) Adhesives

Description : Polyvinyl acetate is never used for making (A) Moulded articles (B) Fibres (C) Adhesives

Last Answer : (A) Moulded articles

In case of wet spinning of polymers, the polymer solution is forced through spinnerates into, a coagulating bath to give a filament form. Wet spinning is not used in case of the __________ fibres. (A) Viscose rayon (B) Acrylic (C) Polyvinyl acetate (D) Saturated polyeste

Description : In case of wet spinning of polymers, the polymer solution is forced through spinnerates into, a coagulating bath to give a filament form. Wet spinning is not used in case of the __________ fibres. (A) Viscose rayon (B) Acrylic (C) Polyvinyl acetate (D) Saturated polyeste

Last Answer : (D) Saturated polyeste

Which of the following is stretched into fibres? (A) Saturated polyester (B) Unsaturated polyester (C) Isoprene (D) Bakelite

Description : Which of the following is stretched into fibres? (A) Saturated polyester (B) Unsaturated polyester (C) Isoprene (D) Bakelite

Last Answer : (A) Saturated polyester

__________ 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

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

The major component of acrylic fibres is (A) Polyamides (B) Polyolefins(C) Polyacrylonitrile(D) Polyesters

Description : The major component of acrylic fibres is (A) Polyamides (B) Polyolefins (C) Polyacrylonitrile (D) Polyesters

Last Answer : (C) Polyacrylonitrile

Pick out the wrong statement. (A) Polymeric fibres are never produced by addition polymerisation (B) Property of tackiness is exhibited by uncured rubber (C) Sharp melting point is not observed in thermoplastic polymers (D) Polythene generally has an excellent resistance to ultra violet rays

Description : Pick out the wrong statement. (A) Polymeric fibres are never produced by addition polymerisation (B) Property of tackiness is exhibited by uncured rubber (C) Sharp melting point is not observed in thermoplastic polymers (D) Polythene generally has an excellent resistance to ultra violet rays

Last Answer : (A) Polymeric fibres are never produced by addition polymerisation

Alkyd resin cannot be used for making (A) Plasticiser (B) Paint & varnish (C) Fibres (D) Film forming materials

Description : Alkyd resin cannot be used for making (A) Plasticiser (B) Paint & varnish (C) Fibres (D) Film forming materials

Last Answer : (C) Fibres

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

Which of the following types of polymers has the strongest inter particle forces? (A) Elastomers (B) Fibres (C) Thermoplastics (D) Thermosetting polymers

Description : Which of the following types of polymers has the strongest inter particle forces? (A) Elastomers (B) Fibres (C) Thermoplastics (D) Thermosetting polymers

Last Answer : (D) Thermosetting polymers

Identify the group in which all the polymers mentioned can be used to make fibres. (A) Butadiene copolymers, Polyamides, Urea-formaldehyde (B) Cellulose derivatives, Polyisoprene, Polyethylene (C) Cellulose derivatives, Polyamides, Polyurethane (D) Polypropylene, Poly vinyl chloride, Silicon

Description : Identify the group in which all the polymers mentioned can be used to make fibres. (A) Butadiene copolymers, Polyamides, Urea-formaldehyde (B) Cellulose derivatives, Polyisoprene, Polyethylene (C) Cellulose derivatives, Polyamides, Polyurethane (D) Polypropylene, Poly vinyl chloride, Silicon

Last Answer : (B) Cellulose derivatives, Polyisoprene, Polyethylene

In case of dry spinning of polymers, the polymer solution in a volatile solvent is forced through the spinnerates into a warm air chamber, where the solvent evaporates leaving behind the polymer in the filament form. Dry spinning is used for __________ fibres. (A) Polythene (B) PVC (C) Rayon (D) Polyvinyl acetate

Description : In case of dry spinning of polymers, the polymer solution in a volatile solvent is forced through the spinnerates into a warm air chamber, where the solvent evaporates leaving behind the polymer in the filament ... is used for __________ fibres. (A) Polythene (B) PVC (C) Rayon (D) Polyvinyl acetate

Last Answer : (B) PVC

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

Interchain forces are the weakest in case of (A) Plastics (B) Fibres (C) Elastomers (D) Both rubber & elastomers

Description : Interchain forces are the weakest in case of (A) Plastics (B) Fibres (C) Elastomers (D) Both rubber & elastomers

Last Answer : (D) Both rubber & elastomers