List of top Textile Engineering and Fibre Science Questions asked in GATE TF

During air-jet weft insertion, if the diameter of the yarn increases by 20%, then the percentage increase in drag force acting on the yarn would be \(\underline{\hspace{2cm}}\).
If the sample size (n) is 25 and the standard deviation (σ) of population is 2, then the standard error (SE) of sample mean, (rounded off to one decimal place), is \(\underline{\hspace{2cm}}\).
Number of fibres, each of 40 mm length and 0.16 tex fineness, in a tuft of 24 mg mass is \(\underline{\hspace{2cm}}\).
If the ratio of the linear densities (denier) of two circular fibers is 3, the corresponding ratio of their diameters, (rounded off to two decimal places), is \(\underline{\hspace{2cm}}\).
Twist (turns per inch) of a cotton yarn of 36 Ne count produced with a twist multiplier of 3.5 inch\(^{-1}\).Ne\(^{-0.5}\) is \(\underline{\hspace{2cm}}\).
Assuming the atomic mass of H = 1, C = 12, N = 14, and O = 16, the molecular mass of a repeat unit of Nylon 6 fibre is \(\underline{\hspace{2cm}}\).
The process for removal of protruding fibres from fabric surface is
Dimethylol dihydroxy ethylene urea (DMDHEU) is a
A high value of drape coefficient indicates
The technique used for producing viscose rayon is
In roving frame, the distance between top and bottom aprons at the exit point is maintained by
The yarn manufacturing technology that uses perforated drums for twisting is
Fabric structure related to weft knitting is
The nonwoven technology which uses high-pressure water jets is
Cotton fibre length variation can be expressed by
The gummy substance present in raw silk fibre is