Correct answer
B. Chernobyl (undivided U.S.S.R.)
Explanation
The correct answer is Chernobyl (undivided U.S.S.R.).
The energy required per unit mass to grind limestone particles of very large size to 100 μm is 12.7 kWh/ton. An estimate (using Bond’s law) of the energy to grind the particles from a very large size to 50 μm is________?
Reaction of ortho-phosphoric acid with soda ash produces________?
If CA is the quantity of reactants initially present, the quantity left after ‘n’ half periods will be equal to________?
What is the percentage of chromium in 18-4-1 high speed steel?
In which of the following evaporators, steam is fed inside the tube while the liquor is outside the tube?
Which is the most stable crystalline form of silica at room temperature?