GVPR Engineers Civil Engineer-Water/Wastewater Interview Questions and Answers

Sedimentation is the process of settling or deposition of suspended particles in water or wastewater.

• It is a physical water treatment process.

• It involves the use of gravity to separate solid particles from water.

• Sedimentation tanks are used in water treatment plants to remove suspended solids.

• It is also used in wastewater treatment to remove settleable solids before further treatment.

• The settled solids are called sludg...read more

Flock is a process of adding chemicals to wastewater to create clusters of particles that can be easily removed.

• Flock is used in wastewater treatment to remove suspended solids and other impurities.

• Chemicals like alum or ferric chloride are added to wastewater to create flocs.

• Flocs are clusters of particles that can be easily removed through sedimentation or filtration.

• Flock is an important step in the wastewater treat...read more

Hydrotest procedure is a process of testing the strength and integrity of a pressure vessel or pipeline by filling it with water and pressurizing it.

• The vessel or pipeline is filled with water and pressurized to a specified level

• The pressure is held for a specified amount of time to check for leaks or deformations

• The test is usually performed before commissioning or after repairs

• The test pressure and duration are deter...read more

HDD procedure refers to the process of installing and configuring a hard disk drive in a computer system.

• Ensure the HDD is compatible with the computer system

• Physically install the HDD in the appropriate bay

• Connect the necessary cables to the HDD and motherboard

• Configure the HDD in the BIOS settings

• Format the HDD and install the operating system

• Test the HDD for proper functionality