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

The typical shapes of comb sorter diagram and fibrogram of polyester fibres of equal cut length will be
In a modern high-performance blowroom line, the correct sequence of machines is
As compared to cylinder, doffer has
A textile filament records a tensile stress of 0.3 GPa at a tensile strain of 0.04. Assuming Hookean behavior, the tensile modulus (GPa) of the filament, (rounded off to one decimal place), is \(\underline{\hspace{2cm}}\).
In winding, if traverse speed and package surface speed are the same, the angle of wind (in degree) is \(\underline{\hspace{2cm}}\).
Assuming Beer-Lambert law is applicable for dilute solutions, if the molar concentration of dye in the solution is doubled then the percentage increase in absorbance would be \(\underline{\hspace{2cm}}\).
The wet expression for a padding mangle is set at 80 %. If the add-on of a flame retardant chemical required on the fabric is 2 %, then the concentration (g/L) of the chemical in the pad bath is \(\underline{\hspace{2cm}}\).
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