Power Mech Projects Interview Questions, Process, and Tips

The interview question covers various safety hazards and procedures related to confined spaces, conveyor systems, welding, and gas cutting.

• Confined spaces pose various hazards such as lack of oxygen, toxic gases, and physical entrapment.

• The safe working percentage of oxygen in a confined space is typically between 19.5% and 23.5%.

• Conveyor hazards include entanglement, pinch points, and falling objects.

• A work permit sys...read more

The interview question covers various safety hazards and procedures related to confined spaces, conveyor systems, welding, and gas cutting.

• Confined space hazards include lack of oxygen, toxic gases, and physical hazards

• Safe working percentage of O2 in confined space is 19.5% or higher

• Conveyor hazards include pinch points, entanglement, and falling objects

• Work permit system is used to ensure that all necessary safety me...read more

Wood governing refers to the regulations and standards that govern the use of wood in construction and engineering projects.

• Wood governing includes codes, standards, and regulations related to the design, construction, and maintenance of wooden structures.

• Knowledge of wood governing is important for ensuring compliance with safety and quality standards in engineering projects.

• Examples of wood governing organizations in...read more

Maintaining furnace draft involves controlling air flow to ensure proper combustion and heat transfer.

• Regularly clean and inspect the furnace and chimney to prevent blockages

• Adjust the damper to control the amount of air entering the furnace

• Use a draft gauge to monitor and adjust draft pressure

• Install a barometric damper to automatically regulate draft pressure

• Consider installing a draft inducer to improve draft in low

Lap length and development length for hoop, grade of concrete, and HDPE pipe are specified in code.

• Lap length for hoop reinforcement is specified in IS 456:2000 and varies based on the diameter of the bar and the grade of concrete.

• Development length is the length of the bar required to transfer the stress from the bar to the surrounding concrete and is also specified in IS 456:2000.

• The grade of concrete determines the ...read more

Types of gear boxes and gears commonly used in mechanical engineering include spur gears, helical gears, bevel gears, and worm gears.

• Spur gears: most common type, straight teeth parallel to the gear axis

• Helical gears: angled teeth for smoother and quieter operation

• Bevel gears: used to change the direction of rotation

• Worm gears: used for high reduction ratios and high torque applications

Types of conveyors include belt, roller, chain, screw, and pneumatic. Maintenance involves regular inspection, cleaning, lubrication, and replacing worn parts.

• Types of conveyors: belt, roller, chain, screw, pneumatic

• Maintenance tasks: regular inspection, cleaning, lubrication, replacing worn parts

• Examples: Belt conveyor used in manufacturing plants, roller conveyor in warehouses

Troubleshooting blowers and compressors involves identifying and resolving issues with their operation.

• Start by checking for any unusual noises or vibrations coming from the blower or compressor.

• Inspect the filters and ensure they are clean and not clogged, as this can affect performance.

• Check for any leaks in the system, as this can lead to a decrease in efficiency.

• Verify that all connections and components are secure...read more

Overhauling gear boxes and fans compressors involves disassembling, inspecting, repairing, and reassembling the components to ensure optimal performance.

• Disassemble the gear boxes and fans compressors carefully to inspect for any wear or damage

• Replace any worn out or damaged parts with new ones

• Clean and lubricate all components before reassembling

• Perform tests to ensure proper functioning after overhaul

• Document the ove