Vinati Organics Junior Trainee Interview Questions and Answers

Types of pumps include centrifugal pumps, positive displacement pumps, and axial flow pumps.

• Centrifugal pumps: use a rotating impeller to increase the pressure of a fluid.

• Positive displacement pumps: move fluid by trapping a fixed amount and forcing it through the discharge.

• Axial flow pumps: move fluid parallel to the impeller shaft.

• Examples: Centrifugal pump - water pump, Positive displacement pump - diaphragm pump, A

Unit operations for mass transfer involve processes like distillation, absorption, extraction, and adsorption.

• Distillation: Separation of components based on boiling points.

• Absorption: Transfer of a solute from gas phase to liquid phase.

• Extraction: Transfer of a solute from one liquid phase to another.

• Adsorption: Adhesion of molecules to a surface.