10+ Welkin Telecom Infra Interview Questions and Answers

Criticality of machines can be identified based on their impact on production, safety, and downtime. They can be categorized as critical, essential, or non-essential.

• Identify machines critical to production processes, where failure can lead to significant downtime or loss of revenue.

• Consider machines critical to safety, where failure can pose a risk to employees or the environment.

• Categorize machines as critical, essential, or non-essential based on their impact on production...read more

Hardness is the ability of a material to resist indentation or scratching, while toughness is the ability to absorb energy without fracturing.

• Hardness is measured by the Mohs scale for minerals and the Brinell or Rockwell scales for metals

• Toughness is measured by the Charpy or Izod impact tests

• Hard materials are not necessarily tough, and vice versa

• Examples of hard materials include diamond and ceramics, while tough materials include rubber and some metals

Energy saving procedures include optimizing lighting, HVAC systems, and equipment usage.

• Implement energy-efficient lighting such as LED bulbs

• Regularly maintain and tune HVAC systems for optimal performance

• Use programmable thermostats to control heating and cooling

• Turn off equipment when not in use to reduce standby power consumption

PF can be corrected by updating the details in the PF portal and submitting necessary documents.

• Update personal details in the PF portal

• Submit required documents for correction

• Contact HR or PF department for assistance

Safety norms and company acts are regulations and guidelines put in place to ensure the safety and well-being of employees in the workplace.

• Safety norms include wearing personal protective equipment (PPE) such as helmets, gloves, and safety shoes.

• Company acts may include regular safety training sessions for employees to educate them on potential hazards and how to prevent accidents.

• Safety norms also cover emergency procedures like fire drills and evacuation plans.

• Company acts...read more

TPM procedures refer to Total Productive Maintenance practices aimed at maximizing equipment effectiveness and minimizing downtime.

• TPM involves proactive maintenance to prevent breakdowns

• Focuses on improving overall equipment efficiency

• Involves training employees on equipment maintenance

• Includes regular inspections and cleaning schedules

• Utilizes tools like OEE (Overall Equipment Effectiveness) to measure performance

The main objects of the project are to achieve specific goals, deliverables, and outcomes within a set timeframe and budget.

• Define clear project objectives and scope

• Identify key deliverables and milestones

• Allocate resources effectively

• Monitor progress and adjust plans as needed

• Ensure project goals align with organizational objectives

The steel making process involves converting iron ore into steel through various stages of heating, melting, and refining.

• Iron ore is first mined and then refined to remove impurities.

• The refined iron ore is then heated in a blast furnace to produce molten iron.

• Alloying elements such as carbon, manganese, and chromium are added to the molten iron to create steel.

• The molten steel is then poured into molds to cool and solidify into various shapes and sizes.

• The final step involv...read more

Gear box requirements depend on the equipment being used and the load it carries.

• Gear box should be able to handle the torque and power requirements of the equipment.

• The gear ratio should be appropriate for the application.

• The gear box should be properly lubricated and maintained.

• The gear box should be designed to handle the operating conditions, such as temperature and environment.

• Examples of gear box requirements include those for conveyor systems, pumps, and industrial mac...read more