MCQOPTIONS
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MCQOPTIONS
This section includes 440 Mcqs, each offering curated multiple-choice questions to sharpen your Textile Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 301. |
In carding room, diameter of drums is |
| A. | 3500 to 4000 mm |
| B. | 1500 to 1650 mm |
| C. | 1780 to 1900 mm |
| D. | 3000 to 4100 mm |
| Answer» C. 1780 to 1900 mm | |
| 302. |
Name of process carried out to get rid of condensation and electrostatic charges is |
| A. | oiling |
| B. | cleaning |
| C. | controlling |
| D. | rubbing |
| Answer» B. cleaning | |
| 303. |
Blend of yarns helps in developing |
| A. | consistent products |
| B. | non-consistent products |
| C. | different products |
| D. | low quality products |
| Answer» B. non-consistent products | |
| 304. |
Needles of comber roller and that of drum rotates in |
| A. | same direction |
| B. | opposite direction |
| C. | upward direction |
| D. | downward direction |
| Answer» B. opposite direction | |
| 305. |
Formula for calculating mechanical draft is |
| A. | S = Vp/Va |
| B. | S = Vp/Vn |
| C. | S = Vn/Va |
| D. | S = Vp/Vs |
| Answer» B. S = Vp/Vn | |
| 306. |
Grill beneath drum helps in eliminating |
| A. | long fibers |
| B. | thick fibers |
| C. | short fibers |
| D. | thin fibers |
| Answer» D. thin fibers | |
| 307. |
Function of fly roller is to raise the |
| A. | fiber |
| B. | roller |
| C. | card |
| D. | card sliver |
| Answer» B. roller | |
| 308. |
With double consecutive drawing, it is possible to work with a maximum delivery speed of |
| A. | 300 m/min |
| B. | 400 m/min |
| C. | 412 m/min |
| D. | 500 m/min |
| Answer» B. 400 m/min | |
| 309. |
Carding device in carding unit is |
| A. | drum |
| B. | worker cylinders |
| C. | stripper roller |
| D. | comber roller and intermediate roller |
| Answer» B. worker cylinders | |
| 310. |
Elastic sleeves features |
| A. | alternated cross movement |
| B. | simulating hand friction |
| C. | rotation |
| D. | all of above |
| Answer» E. | |
| 311. |
Presence of pills in blend results in |
| A. | imperfect carding |
| B. | imperfect carding and color |
| C. | imperfect carding and perfect color |
| D. | perfect carding and color |
| Answer» C. imperfect carding and perfect color | |
| 312. |
Pre-twists are important because they |
| A. | bind the fibers |
| B. | separate the fibers |
| C. | twist the fibers |
| D. | break the fibers |
| Answer» B. separate the fibers | |
| 313. |
Blend in carding is an important process for attaining |
| A. | good yarn |
| B. | low price quality |
| C. | strength |
| D. | all of above |
| Answer» E. | |
| 314. |
Maximum load in case of small feeding load with medium count fibers is calculated to be |
| A. | 8 g/m |
| B. | 10 g/m |
| C. | 12 g/m |
| D. | 14 g/m |
| Answer» B. 10 g/m | |
| 315. |
Self-acting machine forms yarn of |
| A. | any length |
| B. | bigger lengths |
| C. | given length |
| D. | various lengths |
| Answer» D. various lengths | |
| 316. |
Thickness of fiber for emulsion spray is measured by |
| A. | fiber measuring tool |
| B. | tracer |
| C. | controller |
| D. | fiber unit |
| Answer» C. controller | |
| 317. |
Raw cotton is extracted from bale using |
| A. | Drawn can |
| B. | Lap |
| C. | Card sliver |
| D. | Bale plucker |
| Answer» E. | |
| 318. |
Drum is made in one piece to ensure |
| A. | solidity |
| B. | deformation |
| C. | heaviness |
| D. | bending |
| Answer» B. deformation | |
| 319. |
In spinning frame, sliver fed becomes even because of |
| A. | doubling |
| B. | autoleveller |
| C. | both a and b |
| D. | none of above |
| Answer» D. none of above | |
| 320. |
When measuring device is placed after autoloeveller, it is a/an |
| A. | closed loop |
| B. | open loop |
| C. | double loop |
| D. | single loop |
| Answer» B. open loop | |
| 321. |
Type of self-acting machine is |
| A. | discontinuous type spinning machine |
| B. | continuous type spinning machine |
| C. | broken spinning machine |
| D. | constant spinning machine |
| Answer» B. continuous type spinning machine | |
| 322. |
An apron is driven by |
| A. | rollers |
| B. | guiding rollers |
| C. | cylindrical rollers |
| D. | longitudinal rollers |
| Answer» C. cylindrical rollers | |
| 323. |
Winding is machine's |
| A. | productive stage |
| B. | non productive stage |
| C. | mandatory stage |
| D. | first stage |
| Answer» B. non productive stage | |
| 324. |
Twists shortens yarns which can be undone by |
| A. | returning the feeding carriage |
| B. | overfeeding the roving |
| C. | overfeeding the carriage |
| D. | both a and b |
| Answer» E. | |
| 325. |
Draft range is made up of |
| A. | feeding cylinders |
| B. | drawing cylinders |
| C. | both a and b |
| D. | none of above |
| Answer» D. none of above | |
| 326. |
Draft ration depends on |
| A. | material being processed |
| B. | fiber characteristics |
| C. | amount of emulsion on fibers |
| D. | all of above |
| Answer» E. | |
| 327. |
A low degree of order can occur owing to |
| A. | chains |
| B. | chain measurement |
| C. | chain ends and extra units |
| D. | chain entanglements |
| Answer» E. | |
| 328. |
When carding unit also have a fly roller, it may result in |
| A. | entanglement |
| B. | disarrangement |
| C. | loss of parallelism |
| D. | all of above |
| Answer» E. | |
| 329. |
Effectiveness of fly cylinder's raising action is increased due to its |
| A. | circular movement |
| B. | centripetal force |
| C. | low rotation |
| D. | fast rotation |
| Answer» E. | |
| 330. |
Quantity of material made dust free in dust separator is |
| A. | 200 kg/h |
| B. | 300 kg/h |
| C. | 500 kg/h |
| D. | 600 kg/h |
| Answer» E. | |
| 331. |
Knop yarns are obtained by adding pills of |
| A. | wool |
| B. | felted wool |
| C. | silk |
| D. | cotton |
| Answer» C. silk | |
| 332. |
Fatty acids and ployoxyethylnate can easily be eliminated by |
| A. | heat |
| B. | cold water |
| C. | hot water |
| D. | boiling water |
| Answer» C. hot water | |
| 333. |
Speed of drum's needles as compared to stripper roller's needles is |
| A. | slow |
| B. | high |
| C. | same |
| D. | varies accordingly |
| Answer» C. same | |
| 334. |
Fibers from drum can be passed to doffer cylinder because of the |
| A. | cleanliness of the teeth |
| B. | closeness |
| C. | centrifugal force |
| D. | all of above |
| Answer» E. | |
| 335. |
Rotation of straight rubber cot with elastic control is |
| A. | dependant on material |
| B. | independent of material |
| C. | dependant on process |
| D. | independent of process |
| Answer» C. dependant on process | |
| 336. |
Pneumatic operator is made up of |
| A. | steel rollers |
| B. | needles |
| C. | steel pins |
| D. | metal rollers |
| Answer» B. needles | |
| 337. |
Percentage of air vortex generated by fly rollers as compared to drum needles is |
| A. | 0.1 |
| B. | 0.2 |
| C. | 0.3 |
| D. | 0.4 |
| Answer» D. 0.4 | |
| 338. |
Carding room equipment can be broken down into |
| A. | 2 machines |
| B. | 3 machines |
| C. | 5 machines |
| D. | 7 machines |
| Answer» C. 5 machines | |
| 339. |
All carded fibers from drum are passed into |
| A. | doffer cylinder |
| B. | roving cylinder |
| C. | spinning cylinder |
| D. | rotating cylinder |
| Answer» B. roving cylinder | |
| 340. |
Fixed carriage in self acting machine accommodates the |
| A. | motor |
| B. | spindle |
| C. | rotor |
| D. | roller |
| Answer» C. rotor | |
| 341. |
Loader has to feed precise amount of fiber blend for accurate production |
| A. | in specific time |
| B. | in variable time |
| C. | in 3 minutes |
| D. | in 5 minutes |
| Answer» B. in variable time | |
| 342. |
Clothing of drum and worker cylinder must be |
| A. | cleaned |
| B. | rotated |
| C. | squeezed |
| D. | stretched |
| Answer» B. rotated | |
| 343. |
In carding room, production rate is |
| A. | max 70m/min |
| B. | max 80 m/min |
| C. | max 100m/min |
| D. | max 170m/min |
| Answer» B. max 80 m/min | |
| 344. |
Way oil is spread is crucial because it determines the |
| A. | thin areas |
| B. | thick areas |
| C. | flat areas |
| D. | bulging areas |
| Answer» C. flat areas | |
| 345. |
Type of fabric used for covering bales at time of harvest is made up of |
| A. | Nylon |
| B. | Polypropylene |
| C. | Cotton |
| D. | Jute |
| Answer» C. Cotton | |
| 346. |
Weighing operation is computerized. It checks |
| A. | weight and unloading of material |
| B. | running speed of blending aprons |
| C. | weighing cycles |
| D. | all of above |
| Answer» E. | |
| 347. |
Perforated metal sheet in dust separator helps in removing |
| A. | Dust |
| B. | Moisture |
| C. | Fibers |
| D. | Raw cotton |
| Answer» B. Moisture | |
| 348. |
Drum speed is important for |
| A. | number of fibers |
| B. | defibration |
| C. | both a and b |
| D. | efficiency |
| Answer» D. efficiency | |
| 349. |
Slant apron is called as |
| A. | To |
| B. | Ti |
| C. | Ta |
| D. | Ts |
| Answer» C. Ta | |
| 350. |
Available working widths of bale plucker are |
| A. | 1,000 mm, 1,600 mm and 2,000 mm |
| B. | 1,000 mm, 1,800 mm and 2,000 mm |
| C. | 1,000 mm, 1,800 mm and 2,300 mm |
| D. | 1,000 mm, 1,600 mm and 2,300 mm |
| Answer» B. 1,000 mm, 1,800 mm and 2,000 mm | |