List of top Chemical Engineering Questions

Water hammer is caused in steam carrying pipelines, because of
Tetrafluoroethylene is known as
Which of the following is a component of working capital investment?
If an instrument produces the same reading at different times for the same variation in the measured variable, then it is said to
Which of the following pressure gauge operation depends on the variation of the thermal conductivity of a gas at low pressure,
Which of the following measuring device is not suitable for the measurement of the rate of flow of liquids
Bourdon gauges are used for measurement of pressures
The most suitable reactor to carry out an auto-thermal reaction is a:
For a steady-state mixed reactor the space-time is equivalent to the holding time for
The activation energy at high temperatures is lower than at lower temperatures, which represents
In liquid-liquid extraction, if the selectivity is unity, then
Higher temperature increases the rate of leaching in a solid-liquid system due to:
Moisture in a solid exerting an equilibrium vapour pressure equal to that of the pure liquid at that temperature is
In case of adsorption hysteresis, the desorption equilibrium pressure is
Flooding in a distillation column is detected by a sharp
A reaction is of zero order when the rate of reaction is
The steady state gas phase reaction 3A + B $\rightarrow$ C + 2D takes place on a catalyst surface. What will be the value of the flux ratio $ N_A / N_D $?
Lewis number is the ratio of
The penetration theory relates average mass transfer coefficient ($ k $) with diffusivity ($ D $)
The absorption factor can be increased by:
A plate is called a theoretical plate when
If reflux in a distillation column is 100 mol/hr and the overhead product rate is 50 mol/hr, the reflux ratio is
At a given temperature, the humid volume is
In a shell and tube heat exchanger, steam is condensing on the shell side and a cold fluid is flowing through the tubes in the turbulent flow region, then the Wilson plot is used to:
In a heat exchanger, for the same terminal temperatures, the logarithmic mean temperature difference for counter flow is