886Chemical EngineeringMedium
Which of the following has the least calorific value (kcal/Nm3)?
ASewage gas
BNatural gas
CCoke oven gas
DBlast furnace gas
Correct answer
D. Blast furnace gas
Explanation
The correct answer is Blast furnace gas.
Correct answer
D. Blast furnace gas
Explanation
The correct answer is Blast furnace gas.
Which of the following relationship is valid for the equilibrium position of the float in a Rotameter? (Where, Df= Drag force on the float Bf = Buoyant force on the float Wf = Weight of the float)?
________ extractor is used for the concentration of radioactive nuclear waste?
Mineral oils (e.g. petroleum oils) are preferred over fatty oils (e.g. mustard oil, ghee, tallow, palm oil, olive oil etc.) as a lubricant due to its________?