20+ ONX Homes Interview Questions and Answers

FITTER stands for Fitting, Installation, Testing, Training, Equipment, and Repair.

• FITTER is an acronym that represents various activities related to fitting, installation, testing, training, equipment, and repair.

• FITTER is commonly used in industries such as manufacturing, construction, and maintenance.

• Examples of FITTER tasks include assembling components, installing machinery, conducting tests, providing training on equipment usage, and repairing faulty equipment.

MS pipes are made of mild steel while DI pipes are made of ductile iron.

• MS pipes are cheaper than DI pipes.

• DI pipes are more durable and have higher tensile strength than MS pipes.

• DI pipes are used for water supply and sewage systems while MS pipes are used for gas and oil pipelines.

• DI pipes have a smoother inner surface which reduces friction and improves flow rate.

• MS pipes are prone to corrosion and require regular maintenance.

• DI pipes are more resistant to corrosion and ha...read more

SCADA stands for Supervisory Control and Data Acquisition. It is a system used to monitor and control industrial processes.

• SCADA systems collect data from sensors and other devices in real-time

• The data is then processed and displayed on a human-machine interface (HMI)

• Operators can use the HMI to monitor and control the process remotely

• SCADA systems are commonly used in industries such as oil and gas, water treatment, and manufacturing

• Examples of SCADA software include Ignitio...read more

FITTER stands for Fabrication, Installation, Testing, Troubleshooting, Equipment, and Repair.

• FITTER is a skilled tradesperson who specializes in the installation, maintenance, and repair of machinery and equipment.

• They work in a variety of industries, including manufacturing, construction, and transportation.

• FITTERs are responsible for reading and interpreting blueprints, assembling and disassembling machinery, and performing routine maintenance.

• They also troubleshoot and rep...read more

Common defects in MS pipes include corrosion, cracks, leaks, and misalignment.

• Corrosion: Occurs due to exposure to moisture and chemicals, leading to rust and weakening of the pipe.

• Cracks: Can be caused by stress, improper handling, or manufacturing defects, compromising the structural integrity.

• Leaks: Result from faulty joints, damaged seals, or pipe degradation, causing fluid or gas to escape.

• Misalignment: Improper installation or movement can lead to misaligned pipes, affe...read more

There are four types of grinding wheels commonly used in manual applications.

• 1. Straight Grinding Wheels: Used for grinding on flat surfaces.

• 2. Cylinder Grinding Wheels: Used for grinding cylindrical surfaces.

• 3. Tapered Grinding Wheels: Used for grinding tapered surfaces.

• 4. Dish Grinding Wheels: Used for grinding curved surfaces or inside corners.

There are several types of grinders used for different purposes.

• Angle grinder: used for cutting, grinding, and polishing metal

• Bench grinder: used for sharpening tools and shaping metal

• Coffee grinder: used for grinding coffee beans

• Meat grinder: used for grinding meat

• Herb grinder: used for grinding herbs and spices

The minimum thickness of OHT Raft depends on various factors such as load capacity, soil type, and seismic activity.

• The thickness of OHT Raft should be calculated based on the load capacity of the structure.

• The soil type and seismic activity of the area should also be considered while determining the minimum thickness.

• The minimum thickness of OHT Raft can vary from project to project depending on the above factors.

• Consulting with a structural engineer is recommended to determ...read more

Proper alignment of pumps and motors is crucial for efficient operation and preventing damage.

• Ensure the pump and motor shafts are parallel and at the same height to prevent misalignment.

• Use alignment tools such as dial indicators or laser alignment systems for precision.

• Regularly check and adjust alignment to prevent wear and tear on components.

• Improper alignment can lead to increased energy consumption, vibration, and premature failure.

• Examples: Aligning a centrifugal pump ...read more

The three common types of grinders are angle grinders, bench grinders, and die grinders.

• Angle grinders are handheld power tools used for cutting, grinding, and polishing.

• Bench grinders are fixed to a workbench and used for sharpening tools and shaping metal.

• Die grinders are small handheld tools used for precision grinding and polishing in tight spaces.

I have extensive experience working with blast furnaces in previous roles.

• Managed daily operations of blast furnace including monitoring temperature and pressure levels

• Implemented safety protocols to ensure a secure working environment

• Collaborated with maintenance team to schedule repairs and maintenance tasks

• Optimized production processes to increase efficiency and reduce downtime

PCC stands for Power Control Center.

• PCC is a type of electrical distribution panel used to control power supply to various electrical equipment.

• It helps in distributing power to different circuits and equipment in an organized manner.

• PCCs are commonly used in industrial settings to manage power distribution efficiently.

The density of CI pipes varies based on the size and thickness of the pipe.

• CI pipes have a density range of 6.9-7.8 g/cm³

• The density of CI pipes can be calculated using the formula: Density = Mass/Volume

• The density of CI pipes is affected by factors such as temperature and pressure

• The density of CI pipes is important for determining their strength and durability

Welspun is a leading global textile company known for its innovation, sustainability, and strong market presence.

• Welspun has a strong reputation for its quality products and customer satisfaction.

• The company has a diverse portfolio of clients and a global presence.

• Welspun is committed to sustainability and has implemented various eco-friendly practices.

• The company encourages employee growth and provides opportunities for career development.

• Welspun's focus on innovation and te...read more

Pump moves liquid from one place to another, while compressor compresses gas to increase pressure.

• Pump is used to move liquids, while compressor is used to increase pressure of gases.

• Pump operates at lower pressure, while compressor operates at higher pressure.

• Examples of pumps include water pumps in cars, while examples of compressors include air compressors in HVAC systems.

A transformer is a device that transfers electrical energy between two or more circuits through electromagnetic induction.

• Consists of primary and secondary coils

• Works on the principle of electromagnetic induction

• Used to step up or step down voltage levels

• Examples: power transformers, distribution transformers

Tolerance of top layers in highway engineering

• Tolerance refers to the acceptable deviation from the design specifications

• Top layers of a highway include asphalt, concrete, or other materials

• Tolerance is important to ensure the safety and durability of the road

• Factors affecting tolerance include climate, traffic volume, and materials used

• Regular maintenance and inspections can help identify and address tolerance issues

A motor is a device that converts electrical energy into mechanical energy to produce motion.

• Converts electrical energy into mechanical energy

• Produces motion

• Common types include AC motors and DC motors

Crest is the highest point of a layer in a pavement structure.

• Crest is also known as the high point.

• It is important to ensure that the crest is properly designed and constructed to prevent water from pooling on the surface.

• The thickness of the layer at the crest should be sufficient to support the traffic loads.

• Examples of layers in a pavement structure include the subgrade, base course, and surface course.