L&T Construction Pipe Fitter Interview Questions and Answers

Mechanical work involves assembling, installing, maintaining, and repairing machinery and equipment.

• Assembling components to create machinery

• Installing machinery and equipment in various settings

• Maintaining machinery by performing regular inspections and repairs

• Repairing faulty machinery to ensure proper functioning

• Following blueprints and technical drawings for guidance

• Using hand and power tools to complete tasks effi

Types of maintenance include preventive, predictive, corrective, and proactive maintenance.

• Preventive maintenance involves regular inspections and maintenance to prevent breakdowns.

• Predictive maintenance uses data and analytics to predict when equipment will need maintenance.

• Corrective maintenance is performed after a breakdown has occurred to restore equipment to working condition.

• Proactive maintenance involves identi...read more

Types of working include full-time, part-time, contract, freelance, and remote.

• Full-time: working 40 hours per week for a single employer

• Part-time: working less than 40 hours per week for a single employer

• Contract: working for a specific period of time or project

• Freelance: working independently for multiple clients

• Remote: working from a location outside of the traditional office setting

Different types of drilling include twist drilling, gun drilling, and counterboring.

• Twist drilling is the most common type of drilling, using a twist drill bit to create holes in materials.

• Gun drilling is used for deep and straight holes, often in metal components.

• Counterboring is used to enlarge the opening of a hole to fit a screw head or bolt.

• Other types of drilling include center drilling, reaming, and tapping.

Types of bearings include ball bearings, roller bearings, plain bearings, and fluid bearings.

• Ball bearings use balls to reduce friction between two surfaces.

• Roller bearings use cylindrical rollers to support radial and axial loads.

• Plain bearings have a sliding surface instead of balls or rollers.

• Fluid bearings use a thin layer of liquid or gas to support the rotating shaft.

• Other types include magnetic bearings, jewel b

There are various types of gearboxes used in mechanical systems, such as spur, helical, bevel, worm, and planetary gearboxes.

• Spur gearboxes have straight teeth and are commonly used in low-speed applications.

• Helical gearboxes have angled teeth for smoother operation and higher load capacity.

• Bevel gearboxes are used to change the direction of power transmission.

• Worm gearboxes have a screw-like gear and are used for high...read more