Barbrik Project Limited (PRA Group) Assistant Engineer Mechanical Interview Questions and Answers

A centrifugal pump is a mechanical device that moves fluid by converting rotational energy into hydrodynamic energy.

• Uses a rotating impeller to increase fluid velocity.

• Commonly used in water supply systems, irrigation, and HVAC applications.

• Can handle a wide range of fluids, including water, chemicals, and slurries.

• Examples include submersible pumps and booster pumps.

Project management involves planning, executing, and overseeing projects to achieve specific goals within constraints.

• Involves defining project scope, objectives, and deliverables.

• Utilizes tools like Gantt charts for scheduling tasks.

• Involves resource allocation, ensuring the right people and materials are available.

• Risk management is crucial; for example, identifying potential delays and creating contingency plans.

• Com...read more

Water treatment plants purify water for safe consumption through various processes like filtration, sedimentation, and disinfection.

• 1. Source Water Assessment: Identify and evaluate the quality of the water source, such as rivers, lakes, or groundwater.

• 2. Coagulation and Flocculation: Chemicals are added to water to form clumps (flocs) that trap impurities, making them easier to remove.

• 3. Sedimentation: The water is al...read more