Related Questions

Which of the following fertilisers is produced in the by-products recovery (from coke oven gas) plant attached to an integrated steel plant?
A Ammonium sulphate
B Ammonium nitrate
C Ammonium phosphate
D None of these
Producer gas comprises mainly of
A CO & N2
B CO & H2
C CO2 & N2
D CO2 & H2
Liquefied petroleum Gas (LPG) used for the household cooking comprises mainly of
A Propane & butane
B Butane & ethane
C Methane & ethane
D Methane & carbon monoxide
Protective gas used in the annealing furnace for steel coil comprises of
A 95% N2 + 5% H2
B 5% H2 + 95% N2
C 100% CO
D 100% H2
Which fertiliser is made (using coke oven gas) in by products plant of an integrated steel plant?
A Urea
B CAN
C Ammonium sulphate
D Superphosphate
Main constituent of the gas produced from a gobar gas plant is
A CO2
B CH4
C H2
D CO
A fertiliser plant is classified as a gas based fertiliser plant, when it uses __________ gas as a source of hydrogen for the manufacture of ammonia.
A Coke oven
B Producer
C Natural
D Coal
A steel mill produces 180 tons of steel per month Raw materials cost for each ton of production is Tk. 1200. Other expenses of that mill are Tk. 90,000 in each month what should be the selling price of each ton of steel in order to make 10% profit?
A 1870
B 1845
C 1842
D 18145
10 cm লম্বা ও 0.5 cm ব্যাসার্ধ বিশিষ্ট একটি তামা ও একটি লোহার তারকে জোড়া লাগিয়ে দৈর্ঘ্য 20 cm করা হল। জোড়া লাগানো তারটিকে বল প্রয়োগ করে লম্বা করা হল। লোহার ইয়ংয়ের গুণাঙ্ক তামার ইয়ংয়ের গুণাঙ্কের দুইগুণ হলে লোহার দৈর্ঘ্য বৃদ্ধি ও তামার দৈর্ঘ্য বৃদ্ধির অনুপাত কত? ( A steel and a brass wire, both having 10 cm length and 0.5 cm radius, are joined together making the total length of the combined wire 20 cm. The combined wire is stretched by applying a force. If the Young's modulus of steel is twice as much as that of brass, what will be the ratio of the extension of steel to the extension of brass?)
A 1 :8
B 1 : 6
C 1 : 4
D 1 : 2
The cutting speed for drilling aluminium, brass and bronze with carbon steel drills is _________ cutting speed for drilling mild steel with high speed steel drills.
A Equal to
B Less than
C More than
D None of these

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