Related Questions

In a beam subjected to pure bending, the intensity of stress in any fibre is _________ the distance of the fibre from the neutral axis.
A Equal to
B Less than
C More than
D Directly proportional to
নিম্নের কোন যৌগ বিক্রিয়া করে POLYESTER দেয়?
A ethylene glycoland terepthalic acid
B adipic acid and 1,6-diamino hexane
C Phenol and formaldehyde
Hollander beater used during paper pulp manufacture does not facilitate the __________ of fibre.
A Cutting
B Fibrillation
C Hydration
D Strengthening
Scouring is a finishing operation during the manufacture of fibre, which aims at __________ of fibres.
A Improving the stretchability
B Dyeing/colouring
C Detergent solution washing
D Glycol soaking
Psychrometry deals with the properties of gas-vapor mixture. Humidity can be determined by the measurement of the __________ of a fibre.
A Electrical resistance
B Thermal conductivity
C Strength
D None of these
Most of the fibre forming polymers are crystalline in nature, one of the exceptions being __________ which is amorphous in nature.
A Nylon
B Polyacrylonitrile
C Polypropylene
D Polyester
__________ is a natural fibre.
A Cellulose
B Dacron
C Nylon-6
D None of these
Cellulose content in bomboo fibre is about __________ percent.
A 10
B 20
C 50
D 85
Rayon is a __________ fibre.
A Cellulosic
B Polyamide
C Polyester
D Natural
The maximum service temperature for fibre glass used as thermocouple wire insulation material is __________ °C.
A 250
B 500
C 750
D 1000

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