1 >>The tenacity of ramie varies from ?
- (A) 5.3-7.6 gms / denier
- (B) 9-11 gme / denier
- (C) 7-8 gms / denier
- (D) 1-5 gms / denier
2 >>The fibre abaca is obtained from ?
- (A) sisal
- (B) banana
- (C) pineapple
- (D) jute
3 >>The fibre which is mainly used for padding and stuffing particularly upholstery is ?
- (A) cotton
- (B) kapok
- (C) hemp
- (D) urena
4 >>The fiber which was popularly termed as ‘Artificial silk’ is ?
- (A) Nylon
- (B) urena
- (C) arnol
- (D) rayon
5 >>The finest quality wool is obtained from ?
- (A) Delaine
- (B) merino
- (C) rambouillet
- (D) lincoln
6 >>Shoddy is the term which indicates ?
- (A) reprocessed wool
- (B) wool
- (C) reused wool
- (D) none of the above
7 >>The fibre obtained from Angora goat is ?
- (A) alpaca
- (B) mohair
- (C) cashmere
- (D) angora
8 >>Angora fibre is obtained from ?
- (A) angora goat
- (B) angora rabbit
- (C) both
- (D) none of these
9 >>Solution of sodium hydroxide at———percentage dissolves woola) 2% b) 3% c) 4% d) 5% ?
- (A) good,
- (B) moderate,
- (C) fair,
- (D) poor
10 >>Queen of fibres’ is ?
- (A) cotton
- (B) silk
- (C) rayon
- (D) wool
11 >>The gummy substance which coats the silk fibre is ?
- (A) pectin
- (B) glutin
- (C) sericin
- (D) all the above
12 >>Tram silk is a ?
- (A) low-twist ply yarn
- (B) medium twist ply yarn
- (C) high-twist ply yarn
- (D) none of these
13 >>Organzine silk is a ?
- (A) low-twist ply yarn
- (B) medium twist ply yarn
- (C) high-twist ply yarn
- (D) none of these
14 >>In silk, the process to where twist is inserted is termed as ?
- (A) Reeling
- (B) throwing
- (C) Spinning
- (D) degumming
15 >>Degumming is carried out to remove ?
- (A) pectin
- (B) gluten
- (C) sericin
- (D) none of the above
16 >>The resiliency of silk is ?
- (A) very good
- (B) good
- (C) moderate
- (D) poor
17 >>The bleach which tends to destroy silk is ?
- (A) chlorine
- (B) nydrogen per oxide
- (C) all the above
- (D) —
18 >>Silk is affected by ?
- (A) alkalies
- (B) acids
- (C) chlorine
- (D) all the above
19 >>The actual fibre protein in silk is ?
- (A) sericine
- (B) alanine
- (C) tyrosine
- (D) fiborin
20 >>Tyrex, employed in the manufacture of vehicle tyres is obtained from ?
- (A) rayon
- (B) acetate
- (C) nytril
- (D) vinyon
Leave a Reply