8_Synthetic Fibres

Which of the following is natural fibre?

• Cotton
• Rayon
• Nylon
• Polyester

Which of the following is synthetic fibre?

• Nylon
• Wood
• Silk
• Cotton

The basic component of plant fibres is

• protein
• cellulose
• starch
• none of these

Raw materials for preparation of synthetic fibres are obtained from

• coal
• natural gas
• petroleum
• all of these

Which of the following is known as artificial silk?

• Rayon
• Silk
• Polyester
• Nylon

In which year was nylon made?

• 1964
• 1931
• 1948
• 1950

Which fibre is used as artificial wool?

• Acrylic
• Nylon
• Cotton
• Rayon

Which of the following fibre has highest tensile strength?

• Cotton
• Silk
• Rayon
• Nylon

Common variety of polyester is

• polymer
• viscose
• spinneret
• terylene

Polymers are made up of small units called

• monomers
• cells
• layers
• molecules