List of practice Questions

For highly accurate incremental position measurement which one of the following systems is used?
The device that can change the format of a signal without changing the energy form is known as:
Which model is commonly used to describe non-ideal flow with backmixing?
The Arrhenius equation describes the effect of .............. on reaction rate.
What type of controller is used for the control of flow of liquid from a pump?
Gain margin and phase margin are measures of:
Which control strategy is used to anticipate disturbances before they affect the process?
The Damköhler number (Da) relates:
A catalyst increases the rate of reaction by:
The reaction A + B → C is elementary. If the concentration of A is doubled, the rate will:
For an exothermic reaction, increasing temperature will:
A reversible reaction A⇌B reaches equilibrium when:
If the formation of ammonia, shown below, is exothermic at 25°C, what will be the effect of increasing the system's temperature?
3H$_2$(g) + N$_2$(g) $\leftrightarrow$ 2NH$_3$(g)
When the conversion of a liquid phase reaction of first order occurring in a CSTR is 60%, and the molar feed rate is 10 mol/min, and the volume of the reactor is 0.50 litre, then the reaction rate in mol/lit/min will be:
The reaction type for acid catalysed ester hydrolysis will be:
Mixing of entering and exit fluid does not occur in which one of the following reactors?
The Thiele modulus represents:
In a heterogeneous catalytic reaction, the effectiveness factor is:
A zero-order reaction has a rate that is:
What type of dryer is typically used for drying granular materials like grains?
For temperature sensitive pharmaceuticals which one of the following drying methods is ideal?
Tannin is extracted from tree barks by leaching with:
In order to have efficient leaching of the desired material, the process Flaking is done to which of the following raw material:
The constant rate period in drying refers to the stage when:
What happens to the air in a cooling and dehumidification process?