List of top Textile Engineering and Fibre Science Questions

THPC flame retardant is produced by reaction of
Which of the following Dyes are used for printing of polyester?
Which one of the following chemicals is used as reducing agent in printing?
The number of fibres in the cross section of comber lap for best combing should be about
Which one of the following fibres is mass coloured?
Calculate the tenacity (g/tex) of cotton sample (at gauge length 1/8 inch) if the breaking load is 6.1 kg and the weight of the bundle is 3.9 mg obtained from the Pressley fiber strength tester?
Select the correct match 
Core sheath yarn (i) Rotor yarn
The gear A of 20 teeth meshes with gear B of 10 teeth that is compounded to wheel C of 30 teeth that meshes with gear D of 10 teeth. The velocity ratio between gear D and gear A is
The fibre which is having negative birefringence value is
In cotton spinning, at the ring frame, the shore hardness of front top roller is normally
The centrifugal force (N) acting on a material mass 2g present at the tip of a beater of radius 25 cm rotating at 600 rpm is
The trash content of cotton fed to the blow room is 5%. The blow room has three machines having individual cleaning efficiency of 25%, 30%, 25% respectively. Find the trash% present in the blow room lap.
The density of polypropylene is
For spreading knitted and other stretch fabric the spreading device should include
Silk is a
In Rib Knitting machine, the Knittable yarn count in 'Ne' is calculated by
The density of polyester fibre is
The trash removal is higher at
What will be the tightness factor of the plain single jersey knitted with 64 tex yarn and 1.5 cm loop length?
What will be the loop length of the knitted fabric having course length 60 cm and wale length 80 cm and number of loops per course 40?
The contraction percentage of 1 x 1 rib structure compared to its machine width is around
A reed has 15 dents/cm, and the warp is drawn in two ends per dent. If the finished fabric is 1.4 m wide compared with 1.47 m wide in the reed, what is the finished fabric sett?
Among the following systems of drafting, the objective of which is to reduce the friction between adjacent warp ends?
If 840 mature fibers and 160 immature fibers were found in a test specimen, the percent immaturity would be
The Air permeability of a fabric increases linearly with increase in twist factor. This is due to