Related Questions

কোন যৌগটি স্যাচুরেটেড (saturated) হাইড্রোকার্বন (hydrocarbon) ?
A ইথেন
B ইথেইন
C ইথাইন
D ইথানল
Ponchon Savarit method is based on the use of enthalpy concentration diagram, which contains the bubble point curve (saturated liquid curve), dew point curve (saturated vapour curve) and equilibrium tie lines. As compared to McCabe-Thiele's method, this method
A Is more accurate in finding the number of equilibrium stages
B Accounts for the enthalpy changes in the process
C Facilitates direct calculation of heat load on reboiler & condenser from, the diagram used in this method
D All of the above
The feed to fractionating column is changed from saturated vapour to saturated liquid. If the separation and reflux ratio remains unchanged, the number of ideal stages will
A Increase
B Decrease
C Remains same
D Depend on saturated boiling point; may increase or decrease
On moving the feed line (q-line) from saturated liquid feed (vertical position) to saturated vapor feed (horizontal feed), if the slope of both the operating lines are to be increased, then it will result in
A Greater degree of separation with a fixed number of trays
B Increased reboiler load
C Increased reflux ratio
D None of these
Assuming applicability of ideal gas law, the pure component volume of the vapor in a saturated gas can be calculated from theoretical relationship. The volumetric composition of a vapor saturated gas is independent of the
A Nature of the liquid
B Nature of the gas
C Temperature of the liquid
D Total pressure
When crude oil is heated, then which of the following hydrocarbon is given off first?
A kerosene
B gasoline
C paraffin
D natural gas
Which of the following is an unsaturated Hydrocarbon?
A Butane
B Pentane
C Ethyne
D Propane
Which of the following is not a natural source of hydrocarbon?
A Natural Gas
B Coal
C Petroleum
D Mica
Which one is the simplest aromatic hydrocarbon?
A Aspirin
B Benzene
C Chloride
D Picric acid
Velocity of liquid hydrocarbon fuels in a pipeline can not be measured by magnetic flowmeters, because their __________ is very low/small.
A Thermal conductivity
B Electrical conductivity
C Specific gravity
D Electrical resistivity

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