Rashmi Metaliks Trainee Mechanical Engineer Interview Questions and Answers

Q1. What is Fe-c diagram and explain it
Ans. 
Fe-C diagram is a graphical representation of the phases present in steel at different temperatures and compositions.
• Fe-C diagram stands for Iron-Carbon diagram

• It shows the phases of steel at different temperatures and compositions

• It helps in understanding the microstructure of steel and predicting its properties

• Examples of phases shown in Fe-C diagram include ferrite, austenite, cementite, and pearlite
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Q1. Capacity of burners
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The capacity of burners refers to the maximum amount of fuel that can be burned in a given time period.
• Capacity is typically measured in BTUs (British Thermal Units) per hour.

• Factors affecting burner capacity include the size of the burner, the type of fuel being used, and the efficiency of the burner.

• For example, a large industrial furnace may have a capacity of 1 million BTUs per hour, while a small residential gas s...read more
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Q1. Pm activity,mttr and ims report related
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Q2. Hydraulic circuit
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Q3. Self information
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Q1. Asked questions regarding family details,
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Q2. How many family members are there in your family?
Ans. 
There are four members in our family
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Q3. Are you a bachelor or married ?
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Q4. What is your wife occupation?
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Q5. How many kids do you have?
Ans. 
I have two children Girl and a boy.
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Asked questions regarding job profile, job role and equipments and spares we maintain.

Q1. How to allignment of mould
Ans. 
Alignment of mould is crucial for ensuring proper functioning and quality of the final product.
• Ensure mould components are properly assembled and secured

• Use alignment tools such as dial indicators or laser alignment systems

• Check for any misalignments or discrepancies and make necessary adjustments

• Regularly inspect and maintain the mould to prevent misalignment issues

• Consult with senior engineers or experts for guidance
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Q2. How to solve mould vibration problem
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To solve mould vibration problem, identify root cause, adjust machine settings, use vibration dampening materials, and regularly maintain equipment.
• Identify the root cause of the vibration issue by inspecting the mould and surrounding equipment.

• Adjust machine settings such as speed, pressure, and temperature to minimize vibration.

• Use vibration dampening materials like rubber pads or mounts to reduce the impact of vibra...read more
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Q1. Why pump shaft vibration monitoring required
Ans. 
Pump shaft vibration monitoring is required to ensure smooth operation and prevent damage to the pump and its components.
• Vibration monitoring helps detect any abnormalities in the pump's operation

• Excessive vibration can cause damage to the pump and its components

• Monitoring can help identify the root cause of vibration and prevent future issues

• Regular monitoring can help extend the lifespan of the pump

• Examples of monito...read more
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Q2. What is IBR welding in high pressure pipes
Ans. 
IBR welding is a type of welding used in high pressure pipes that follows the guidelines set by the Indian Boiler Regulations.
• IBR stands for Indian Boiler Regulations

• IBR welding is a type of welding that follows the guidelines set by the Indian Boiler Regulations

• It is used in high pressure pipes to ensure safety and quality

• The welding process involves preheating the pipes, using specific electrodes, and following stric...read more
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Q1. Total productive maintenance and what are its components
Ans. 
Total Productive Maintenance (TPM) is a maintenance strategy that aims to maximize equipment effectiveness and minimize downtime.
• TPM involves the entire workforce in the maintenance process

• It focuses on proactive maintenance to prevent breakdowns

• TPM has eight pillars including autonomous maintenance, planned maintenance, and quality maintenance

• TPM aims to improve overall equipment effectiveness (OEE) by reducing downti...read more
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Q2. Environment hazardous and optimization method
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Environmental hazards can be mitigated through optimization methods.
• Optimization methods can help reduce waste and emissions in manufacturing processes.

• Design optimization can lead to more efficient and sustainable products.

• Life cycle assessment can be used to identify environmental impacts and optimize for sustainability.

• Examples of optimization methods include lean manufacturing, Six Sigma, and Design for Environment...read more
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Q3. How phenol removed from water
Ans. 
Phenol can be removed from water through various methods including adsorption, oxidation, and biodegradation.
• Adsorption involves using activated carbon or other materials to attract and trap phenol molecules.

• Oxidation can be achieved through the use of chemicals such as hydrogen peroxide or ozone, or through advanced oxidation processes like photocatalysis.

• Biodegradation involves using microorganisms to break down phen...read more
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Q4. Cokke density , water consumption for per ton cokke production
Ans. 
Coke density and water consumption are important factors in coke production.
• Coke density is typically measured in kg/m³ and can vary depending on the type of coke being produced.

• Water consumption for coke production can vary depending on the production process and the quality of the raw materials.

• Efficient use of water in coke production is important for both environmental and economic reasons.

• Coke density and water co...read more
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