Correct answer
C. 25
Explanation
The correct answer is 25.
Discharge from a 24 inch pipe of water at 10 ft/sec will be ________ ft3/sec?
Function of secondary air in pulverised coal firing is to________?
H/C ratio (by weight) for the same number of carbon atoms is the highest in case of________?
________ fuels require the maximum percentage of ‘excess air’ for complete combustion?
Which of the following if present in iron ore, enhances its value?
Spontaneous combustion of coal on storage results due to________?