weaving 20

Welcome to your weaving 20

1.Wind is wind?

A)Number of coils per traverse

B) Number of coils in double traverse

C) Number of grooves in the drum

D) Winding speed in m/min

2. what is mean A 2.5 crossing drum

A)2.5 turns in a double traverse

B) 5 turns in a double traverse

C) 5 turns in a single traverse

D) 6 turns in a single traverse

3.which parameter pacakgr density independent

A) Yarn tension

B) Yarn strength

C) Applied package/drum pressure

D) None of the above

4.when Hardness of a cone can be changed if changing ?

A)Traverse

B) Wind per double traverse

C) Wind angle

D) Conicity of the package

5.when surface driven winding package, as the winding proceeds , angle of wind is ?

A)Increases

B) Decreases

C) Remains constant

D) First increases and then decreases

6.what is occur during Pattern formation drum driven winding

A)Low traverse speed

B) High surface speed

C) Low RPM of the drum

D) Ratio of traverse speed to RPM being a whole number

7.what is the unit of micronaire value?

A)micrograms per inch

B) micrograms per cm

C) micrograms per mt

D) micrograms per km

8.which instrument determine the number of twist per unit length or tpi manually.

A)Twist tester

B) Wrap reel

C) Knowles balance

D) strength tester

9.how to calculate denier?

A)Weight in grams per 1000 meters of fibre.

B) Weight in grams per 9000 meters of fibre.

C) Weight in grams per 5000 meters of fibre.

D) Weight in grams per 3000 meters of fibre.

10. How to express the fineness of the yarn ?

A)twist

B) linear density or count.

C) Strength

D) elongation

11. how to calculate Yarn count by using what two factors?

A)Weight and length

B) Durability and resistance

C) Amounts of dyed and un-dyed yarn

D) Material and solubility

12. how to calculate A very fine silk yarn with a high yarn count would lead you to assume that the yarn count

A)The direct system

B) The indirect system

C) Pounds per spindle

D) linear density or count.

13.what is single yarn strength?

A)the force required to break a strand of single yarn

B) twist required to break a strand of double yarn

C) the force required to break a strand of double yarn

D) strength required to break a strand of double yarn

14.what is full form of ISO?

A)International Organization for strength

B) International Organization for Standardization

C) International Organization for sample

D) International Organization for silk

15. Why statistical quality contro used?

A)the application of statistical technique to the control of quality.

B) the application of statistical technique to the control of quiries.

C) the application of statistical technique to the control of questions

D) the application of statistical technique to the control of quadrant

16.what is the uniformity of ratio of fibre?

A)20-30%.

B) 30-40%.

C) 40-50%.

D) 45-560%.

17.what is splicer?

A)twisting of yarn

B) forming of a semi-permanent joint between two threads

C) winding of yarn

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