L.D. converter is used in the production of_________________?
L.D. converter is used in the production of_________________?
A. Pig iron
B. Steel
C. Copper
D. Zinc
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High purity nitrogen is used in__________________?
High purity nitrogen is used in__________________?A. Making protective gas (95% N2 + 5% H2) for annealing of cold rolled steel strip coils
B. Fire fighting purposes
C. Both A. & B.
D. Neither A. nor (B)Thorium is mainly used _______________?
Thorium is mainly used _______________?A. For the manufacture of gas mantles
B. As a fissile fuel in a nuclear reactor
C. In the manufacture of hydrogen bomb
D. In the treatment of cancerNitroglycerene 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
Question: 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 Answer: Option A
Explanation:
No answer description available for this question.
Cellulose content of bamboo and ideal fibrous raw material for the manufacture of paper is __________ percent.
Question: Cellulose content of bamboo and ideal fibrous raw material for the manufacture of paper is __________ percent.
[A].10 [B].
50 [C].
80 [D].
95 Answer: Option B
Explanation:
No answer description available for this question.
Which of the following is the main constituent of the mother liquor produced in salt industry ?
Which of the following is the main constituent of the mother liquor produced in salt industry ?A. Quick lime
B. Glauber’s salt
C. Salt petre
D. BromineNickel is not used as a catalyst in the __________ reaction.
Question: Nickel is not used as a catalyst in the __________ reaction.
[A].shift conversion [B].
oil hydrogenation [C].
steaming reforming of naphtha [D].
ammonia cracking/dissociation Answer: Option A
Explanation:
No answer description available for this question.