List of top Textile Engineering and Fibre Science Questions

The crystallinity percentage of silk is
The contraction percentage of 1 x 1 rib structure compared to its machine width is around
The moisture regain of nylon is
A mill spinning 40° Ne carded yarn with the following fiber properties. Find the Fiber Quality Index? \( 2.5% \text{ S.L } = 28 \text{ mm} \) Uniformity ratio = 0.47 Micronaire value = 4.3 Bundle strength (g/tex) = 22.5 Maturity ratio = 0.80
Convolution count of a cotton fibre is defined as
Crimp interchange is a phenomena associated with
The glass transition temperature of polyester is
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
Which one of the following is a regenerated protein fibre?
In the carding machine, the closest setting exists between
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
In cotton spinning, at the ring frame, the shore hardness of front top roller is normally
Among the following systems of drafting, the objective of which is to reduce the friction between adjacent warp ends?
The density of polypropylene is
Which of the following fibers can be used for manufacturing of absorbent core based nonwoven products?
Silk is a
The CV % of mass irregularity of yarn generally equals U % multiplied by
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?
The winding tension at the ring frame will be highest during winding at
The fibre which is having negative birefringence value is
The surface speed of cylinder is
The Air permeability of a fabric increases linearly with increase in twist factor. This is due to
Two yarns of count X each are doubled and plied. The ratio of resultant count of two ply yarn expressed in tex system and Ne system is_______. Neglect contraction due to twist.
On a 4 point fabric grading system (ASTM D5430) when the length of the defect is more than 3.2 inches but less than 6 inches, how many demerit points are given?