Afcons Infrastructure Technician Interview Questions and Answers for Freshers

Micro planning of construction site involves detailed planning and scheduling of activities to ensure efficient and timely completion of the project.

• It involves breaking down the project into smaller tasks and assigning timelines for each task.

• It includes identifying the resources required for each task and ensuring their availability.

• Micro planning also involves monitoring the progress of each task and making necessar...read more

The unit weight of 12mm bar depends on the type of steel used.

• The unit weight of 12mm bar made of mild steel is 0.89 kg/m

• For high tensile steel, the unit weight of 12mm bar is 1.06 kg/m

• The density of steel used in the bar also affects the unit weight

Lapping of beam is done by grinding the surface of the beam to achieve a smooth and flat finish.

• The beam is placed on a lapping machine with an abrasive surface.

• The machine moves the beam back and forth while the abrasive surface grinds away any imperfections.

• The process is repeated with finer and finer abrasives until the desired finish is achieved.

• Lapping can improve the strength and durability of the beam.

• It is comm...read more

The number of cube samples taken for 60 cum of concrete depends on the specifications and requirements of the project.

• The number of cube samples may vary depending on the project specifications and requirements.

• Typically, 3 to 5 cube samples are taken for every 100 cubic meters of concrete.

• The cube samples are taken to test the compressive strength of the concrete.

• The number of cube samples may also depend on the locat...read more

Glass is a solid, transparent material made by heating a mixture of silica and other materials.

• Glass is a non-crystalline, amorphous solid

• It is made by heating a mixture of silica, soda ash, and lime

• It can be molded into various shapes and sizes

• It is used in windows, mirrors, lenses, and containers

• Different types of glass include tempered, laminated, and stained glass

Graphene is a thin layer of pure carbon arranged in a hexagonal lattice.

• It is the thinnest material known to man

• It is a good conductor of electricity and heat

• It is incredibly strong and flexible

• It has potential applications in electronics, energy, and medicine