Related Questions

Viscose rayon is
A Cellulose nitrate
B Regenerated cellulose nitrate
C Regenerated cellulose acetate
D None of these
Viscose rayon is chemically
A Cellulose nitrate
B Regenerated cellulose nitrate
C Cellulose acetate
D Regenerated cellulose acetate
For spinning viscose rayon, the extrusion spinnerettes are made of
A Platinum or gold alloys
B High carbon steel
C Aluminium
D Nickel
Rayon is superior to cotton in making gauge for wound treatment, because rayon
A Is a synthetic polymer
B Does not stick to the wound unlike cotton
C Can absorb over 90% of its own weight of water
D Both B & C
The price of raw meterials had gone up by 15% labor cost has also increased from 25% of the cost of ras material to 30% of the cost of raw material. By how much percentage should there be reduction in the usage of raw materials so as to keep the cost same?
A 28%
B 17%
C 27%
D 24%
Most easily and cheaply available fibrous raw material for paper manufacture available in India is bamboo. The yield of pulp produced from fibrous raw material by mechanical process is about __________ percent.
A 75
B > 30
C 50
Nitroglycerene absorbed in wood flour, sodium nitrate or ammonium nitrate is commercially used as a controlled explosive called dynamite. The raw material used for its manufacture are glycerene, nitric acid and
A Sulphuric acid
B Phosphoric acid
C Hydrochloric acid
D Hydroflouric acid
Which of the following is not a raw material used for the manufacture of ordinary glass?
A Iron oxide
B Soda ash
C Limestone
D Silica
Polythene is industrially prepared by the polymerization of-
A Methane
B Styrene
C Acetylene
D Ethylene
Administration Industrially et General বইটি কার লেখা?
A এফ. ডব্লিউ, টেলর
B হেনরি ফেয়ল
C পিটার এফ ড্রাকার
D সক্রেটিস

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