Give classification of textured yarns.
[3 marks]Explain linearity and orientation characteristics of fibre forming
[4 marks]Explain briefly knit-de-knit texturising process.
[7 marks]Describe role of spin finish.
[3 marks]Describe briefly about aramid fibres.
[4 marks]Describe turbo stapler with neat sketch.
[7 marks]Write short note on glass fiber.
Write in brief about thermal transitions.
[3 marks]Enlist possible ways to make antistatic polyester yarn.
[4 marks]Explain any two techniques of spin finish with suitable diagram.
[7 marks]Mention applications of carbon fibres.
[3 marks]Describe fibers with microvoids and microcrates.
[4 marks]Explain briefly different methods to make flame retardant polyester yarn.
[7 marks]Mentions advantages of hollow fibres.
[3 marks]Discuss in brief chemical modification of nylon 6 by poly(acrylamide) during polymerization.
[4 marks]Describe method to produce super micro filament yarns by conjugated bicomponent yarn spinning.
[7 marks]State advantages of sequential draw texturising.
[3 marks]How to make antistatic nylon yarn by adding electrical conductive material.
[4 marks]Explain in brief about draw texturing.
[7 marks]Discuss in brief about contactless heaters.
[3 marks]State developments in air jet texturising.
[4 marks]Explain in detail about gear crimping.
[7 marks]Mentions advantages of textured yarns.
[3 marks]Enlist desirable properties of spin finish.
[4 marks]Explain working of stuffer box texturising with diagram.
[7 marks]