DLF Interview Questions, Process, and Tips

The minimum content of cement in concrete depends on the type of concrete and its intended use.

• The minimum content of cement in concrete is typically 10-15% by weight.

• For high-strength concrete, the minimum cement content may be higher, up to 20-25%.

• The type of cement used also affects the minimum content, with some types requiring more cement than others.

• The intended use of the concrete also plays a role, with structu...read more

There are different types of ply used in construction as per IS codes.

• IS 303: Marine Plywood

• IS 710: BWP (Boiling Water Proof) Plywood

• IS 303: MR (Moisture Resistant) Plywood

• IS 4990: Fire Retardant Plywood

• IS 1659: Structural Plywood

• IS 1328: Flexible Plywood

Fe 500 is a type of high-strength reinforcement steel used in construction.

• Fe 500 is a type of TMT (thermo-mechanically treated) steel.

• It has a minimum yield strength of 500 N/mm².

• The graph analysis refers to the microstructure of the steel, which is analyzed to ensure its quality and strength.

• Fe 500 grade steel is commonly used in construction for its high strength and durability.

• It is suitable for use in reinforced c...read more

Italian marble can be fixed by following technical specifications.

• Identify the type of damage and select the appropriate adhesive.

• Clean the surface of the marble thoroughly before applying the adhesive.

• Apply the adhesive according to the manufacturer's instructions.

• Allow the adhesive to dry completely before polishing the surface.

• Ensure that the repaired area matches the color and pattern of the surrounding marble.