7118Chemical EngineeringMedium
Which of the following does not come under the category of ‘secondary nutrient’ for plant growth?
AMagnesium
BOxygen
CSulphur
DCalcium
Correct answer
B. Oxygen
Explanation
The correct answer is Oxygen.
Correct answer
B. Oxygen
Explanation
The correct answer is Oxygen.
Boiling point elevation for a strong and concentrated solution is found by Duhring’s rule, which states that at the same pressure, the boiling point of a solution is a linear function of the ________ of pure water?
Which of the following is the most controlling factor for the rate of bubble detachment from the hot solid surface?
Maximum use of petroleum coke is in________?
Mesh indicates the number of holes per________?
LMTD correction factor is used in heat exchanger design for________?
Nitro-glycerine absorbed in wood flour, sodium nitrate or ammonium nitrate is commercially used as controlled explosive called dynamite. The raw material used for its manufacture are glycerine, nitric acid and________?