10+ Mechanical Supervisor Interview Questions and Answers for Freshers

The steam turbines rotor puts load on the thrust bearing.

• The steam turbines rotor puts load on the thrust bearing.

• The thrust bearing is designed to handle the axial load generated by the rotor.

• Other bearings in the steam turbine, such as journal bearings, handle radial loads.

• The thrust bearing is typically located at the non-drive end of the rotor.

• Examples of thrust bearings used in steam turbines include tilting pad bearings and spherical roller bearings.

Thermodynamics is the study of energy and its transformations in mechanical systems. It involves the laws of thermodynamics and 3D drawing.

• Thermodynamics is the study of heat and energy transfer in mechanical systems.

• 3D drawing is a technique used to create three-dimensional models of objects or systems.

• The first law of thermodynamics states that energy cannot be created or destroyed, only transferred or converted.

• The zeroth law of thermodynamics establishes the concept of te...read more

The number of rounds in V type welding depends on the specific welding procedure and requirements.

• The number of rounds in V type welding can vary depending on the thickness of the materials being welded.

• In general, V type welding involves multiple passes or rounds to ensure proper penetration and strength of the weld joint.

• The number of rounds may also depend on the welding technique used, such as single-sided or double-sided welding.

• For example, in a single-sided V type weld...read more

Qualifications for a Mechanical Supervisor include relevant education, experience, technical skills, and leadership abilities.

• Bachelor's degree in mechanical engineering or a related field

• Several years of experience in mechanical maintenance or supervision

• Strong knowledge of mechanical systems and equipment

• Proficiency in reading and interpreting technical drawings and blueprints

• Excellent problem-solving and troubleshooting skills

• Leadership abilities to manage and coordinate a...read more

There are several types of permits in the mechanical field.

• Work permit: for carrying out maintenance or repair work

• Hot work permit: for tasks involving open flames or high temperatures

• Confined space permit: for working in enclosed spaces

• Electrical permit: for electrical work

• Excavation permit: for digging or excavation work

• Permit to work at height: for tasks performed at elevated locations

• Isolation permit: for isolating equipment or systems for maintenance

• Radiation permit: for...read more

Lube oil number cod is needed to identify the type of lubricant used in machinery.

• Lube oil number cod helps in identifying the viscosity of the lubricant.

• It also helps in determining the type of base oil used in the lubricant.

• Different machinery requires different types of lubricants with specific viscosity and base oil.

• Lube oil number cod helps in ensuring the correct lubricant is used for the machinery.

• For example, a gas turbine may require a lubricant with a different lube...read more

TDC stands for Top Dead Center and BDC stands for Bottom Dead Center.

• TDC is the point where the piston is at its highest position in the cylinder.

• BDC is the point where the piston is at its lowest position in the cylinder.

• These terms are commonly used in internal combustion engines.

• The position of the piston at TDC and BDC is important for engine timing and performance.

• TDC and BDC are also used in reference to the position of the crankshaft.

• TDC and BDC are opposite points in ...read more

Yes, I am familiar with laser alignment techniques and have experience using laser alignment tools.

• I have received training in laser alignment techniques and have used laser alignment tools in my previous roles.

• I am proficient in setting up and calibrating laser alignment equipment to ensure precise measurements.

• I have successfully used laser alignment techniques to align rotating machinery such as pumps, motors, and turbines.

• I am knowledgeable about the principles of laser a...read more

1 bar is equal to 14.5038 PSI.

• 1 bar is a unit of pressure measurement in the metric system.

• PSI stands for pounds per square inch and is a unit of pressure measurement in the imperial system.

• 1 bar is equal to 100,000 Pascals (Pa) or 14.5038 PSI.

• This conversion is important in industries such as automotive and aerospace engineering.

Heat exchanger maintenance involves regular cleaning, inspection, and testing to ensure optimal performance and prevent breakdowns.

• Regularly clean the heat exchanger tubes to remove any buildup of dirt, debris, or scale

• Inspect the heat exchanger for any signs of corrosion, leaks, or damage

• Perform pressure tests to check for any leaks or weaknesses in the system

• Replace any worn out or damaged parts to prevent further damage and ensure efficient operation

• Keep a maintenance log ...read more