1:-Pressure bar in draw frame is used to

A:-Apply pressure to the front top roller.
B:-Apply pressure to the middle top roller.
C:-Control the long fibre movement.
D:-Control the short fibre movement.

2:-Yarn tension during winding is proportional to the

A:-`(Yarn tex)^(2)`
B:-`sqrt(Yarn tex)`
C:-Yarn tex
D:-` (1)/(Yarn tex)`

3:-A 3.5 crossing drum means there are

A:-1.75 turns in a double traverse
B:-3.5 turns in a double traverse
C:-7 turns in a double traverse
D:-10.5 turns in a double traverse

4:-A loom is weaving the design of 1 up 2 down twill. If the loom is running at 240 rpm, the speed of tappet shaft will be

A:-60 rpm
B:-120 rpm
C:-80 rpm
D:-240 rpm

5:-A Jacquard design is repeating on 20 cm along length and 12 cm along width. If the fabric has 30 ends and 24 picks per cm, the Jacquard capacity is

A:-240
B:-580
C:-360
D:-480

6:-A loom of 500 cm width is running at 800 picks/min. The weft insertion rate of the loom is

A:-800 m/min
B:-4000 m/min
C:-500 m/min
D:-5000 m/min

7:-On a Sulzer® projectile loom, the number of projectiles depends on

A:-Projectile mass
B:-Torsion-bar arrangement
C:-Loom width
D:-Projectile length

8:-Which one of the following phenomena cannot be described by Poisson distribution

A:-Number of warp breakage on a loom
B:-Number of fabric defects / square meter
C:-Number of fibres in the yarn cross-section
D:-Strength of the warp yarn

9:-If 1 Km of yarn produces 900 m fabric, the yarn crimp in the fabric is

A:-10%
B:-9%
C:-11.1%
D:-10.9%