List of top Chemical Engineering Questions

The mass of material that can be fed per unit time to a unit area of the screen is called as
100-mesh screen means
In which of the following pumps, the displacement of fluid is by rotating action
Kozney Carman equation is used for finding
The flow of incompressible fluids without the presence of shear is referred to as
For an ideal gas mixture, the fugacity of a component is equal to
When the reactants and products are at their standard states, the change in enthalpy accompanying the formation of 1 mole of a substance from the constituent elements is termed as:
Entropy of a system is:
In which of the following process involving an ideal gas, the change in internal energy and the change in enthalpy would be zero?
A recycle ratio is defined as:
The ratio of moles of the reactant converted to the desired product and moles of the reactant converted to undesired product is called as:
The solubility of sodium chloride in water at 290K is 35.8 kg/100 kg water. What is the mass fraction of sodium chloride in the solution?
The number of degrees of freedom for a mixture of liquid water and liquid toluene (immiscible in water) in equilibrium with their vapours is:
Cox charts are plotted
An organic compound is found to contain $ \mathrm{C} = 54.5% $, $ \mathrm{O} = 36.4% $, and $ \mathrm{H} = 9.1% $ by weight. Its empirical formula is:
Which of the following methods of depreciation calculations results in book values greater than those obtained with straight line method?
Operating profit of a chemical plant is equal to
If an amount $R$ is paid at the end of every year for '$n$' years, then the net present value of the annuity at an interest rate of '$i$' is
Which is the suitable contacting equipment for gas-liquid operations involving liquids with dispersed solids?
Liquid remaining in unit volume of bed after bed is drained is called as
In the tray distillation column, flooding determines
The number of bubble caps to be used per tray is determined from
A specific advantage of using steam as a heating medium in exchangers is its
In a multistage compressor, intercooling is done to:
In which of the following type of heat exchanger the heat exchange between the two fluids occur by their complete physical mixing?