Related Questions

ডেসিমেল সংখ্যা 9 এর 2's complement কত? (What is the 2's complement representation of the decimal number 9?)
A 00101111
B 01001001
C 11110111
D 11110110
Fugacity of a component in an ideal gas mixture is euqal to the partial pressure of that component in the mixture. The fugacity of each component in a stable homogeneous solution at contant pressure and temperature __________ as its mole fraction increases.
A Decreases
B Decreases exponentially
C Increases
D Remains constant
Relative volatility varies with the concentration of component for an ideal solution. The relative volatity of a binary mixture may be defined as the ratio of vapor pressure of component 'A' to that of component 'B', when
A Only vapor phase follows Raoult's law
B Only liquid phase obeys Dalton's law
C Liquid phase obeys Dalton's law and vapor phase obeys Raoult's law
D Vapor phase obeys Dalton's law and liquid phase obeys Raoult's law
Role of complement component in acute inflammation
A C3a increases vascular permeability
B Neutrophils are attracted by C5a
C C3b helps in phagocytosis
D C4a produces endothelial damage
E C5 activates kinin system
The acceleration of a particle at any instant has two components i.e. radial component and tangential component. These two components will be
A Parallel to each other
B Perpendicular to each other
C Inclined at 45°
D Opposite to each other
When liquid and vapour phase of multi-component system are in equilibrium (at a given temperature and pressure), then chemical potential of each component is
A Same in both the phases
B Zero in both the phases
C More in vapour phase
D More in liquid phase
In a binary liquid solution of components A and B, if component A exhibits positive deviation from Raoult's law, then component B
A Exhibits positive deviation from Raoult's law
B Exhibits negative deviation from Raoult's law
C Obeys Raoult's law
D May exhibit either positive or negative deviation from Raoult's law
According to Raoult's law, "The vapor pressure exerted by component in a solution is proportional to the mole fraction of that component." Raoult's law is not applicable under the following assumption/condition.
A No component is concentrated at the surface of the solution
B The component molecules are non polar and are of almost equal size
C In the formation of solution, chemical combination/molecular association between unlike molecules takes place
D The attractive forces between like and unlike molecules are almost equal
Raoult's law states that 'the equilibrium vapor pressure that is exerted by a component in a solution is proportional to the mole fraction of that component'. This generalisation is based on the assumption that the
A Sizes of the component molecules are approximately equal
B Attractive forces between like and unlike molecules are approximately equal
C Component molecules are non-polar and no chemical combination or molecular association between unlike molecules takes place in the formation of the solution
D All of the above
What is the angle that is half of its own complement ?
A To remove redundancy
B To make database
C To make data meaningful
D To make database consistence

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