PS Group Interview Questions and Answers

Tiles are laid following the arrows behind them to ensure proper alignment and pattern continuity.

• Arrows indicate the direction in which the pattern on the tiles should be aligned.

• Following the arrows helps maintain consistency in the pattern layout.

• It ensures that the tiles are installed in the correct orientation for a visually appealing finish.

Tiles are laid by spreading adhesive on the surface and then placing the tiles in a desired pattern. They are leveled using a spirit level to ensure a flat surface.

• Spread adhesive on the surface evenly

• Place tiles in desired pattern, starting from the center and working outwards

• Use a spirit level to ensure tiles are level and flat

• Make adjustments as needed to maintain levelness

• Allow adhesive to dry before grouting the tiles

The minimum slope for drainage pipe should be 1/4 inch per foot.

• The slope ensures proper flow of water and prevents clogging.

• The slope may vary depending on the type of pipe and the material used.

• The slope should be checked during installation and adjusted if necessary.

• A slope of 1/8 inch per foot may be acceptable for larger pipes.

• The slope should always be towards the main drain or sewer line.

STP stands for Sewage Treatment Plant, which is used to treat wastewater before releasing it back into the environment.

• There are different types of STPs such as activated sludge process, sequencing batch reactor, and membrane bioreactor.

• The type of STP used depends on factors like the volume of wastewater to be treated, space availability, and treatment requirements.

• For example, an activated sludge process is commonly used for municipal wastewater treatment, while a membrane ...read more

ld stands for lap length. Minimum diameter of steel for column depends on the load and design requirements.

• ld stands for lap length, which is the length of overlap required for splicing reinforcement bars.

• Minimum diameter of steel for column is determined based on the load carrying capacity and design specifications.

• The minimum diameter of steel for a column can vary depending on factors such as the type of column, the material used, and the structural requirements.