7300Chemical EngineeringMedium
For existence of aquatic life in water, the dissolved oxygen content in it, should not be less than ________ ppm?
A500
B10000
C1000
D5
Correct answer
D. 5
Explanation
The correct answer is 5.
Correct answer
D. 5
Explanation
The correct answer is 5.
A sinusoidal variation in the input passing through a linear first order system ________?
Octane number (unleaded) of reformed gasoline may be upto ________?
Radioactive decay follows ________ order kinetics?
A diathermanous substance ________ the thermal radiation completely?
The bright glow of a combustion process is the characteristic of ________ temperature oxidation of coal?
Solubility of a substance which dissolves with an increase in volume and liberation of heat will be favoured by the________?