Plastiblends India Senior Mechanical Maintenance Engineer Interview Questions and Answers

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Q1. Tell about your self
Ans. 
I am a dedicated Mechanical Engineer with a strong background in designing and implementing mechanical systems.
• Graduated with a degree in Mechanical Engineering from XYZ University

• Proficient in CAD software such as SolidWorks and AutoCAD

• Experienced in conducting stress analysis and simulations for mechanical components

• Worked on projects involving HVAC systems design and optimization
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Q2. What is your goals
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My goal is to continuously improve my technical skills, contribute to innovative projects, and eventually become a lead engineer in the field.
• Continuously improve technical skills through ongoing education and training

• Contribute to innovative projects by proposing and implementing new ideas

• Work towards becoming a lead engineer by taking on more responsibilities and leadership roles
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Q1. What's your strength
Ans. My strength is hard work and my good behavior
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Q2. Full form of pasav and what is its function
Ans. 
PASAV stands for Pressure Actuated Safety and Automatic Valve. It is used to control the flow of fluids in a system based on pressure levels.
• PASAV is a type of valve used in mechanical systems.

• It automatically opens or closes based on the pressure levels in the system.

• PASAV helps in maintaining safe pressure levels in the system to prevent damage or accidents.

• Example: PASAVs are commonly used in hydraulic systems to re
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Q3. Sir psv full form is pressure safety valve is work in safety pressure
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Q4. How to work in open spanner
Ans. 
To work in open spanner, place the spanner on the nut or bolt and turn it in the desired direction.
• Select the correct size of open spanner for the nut or bolt

• Place the open end of the spanner on the nut or bolt

• Turn the spanner in the desired direction to loosen or tighten the nut or bolt

• Ensure the spanner is securely placed on the nut or bolt to avoid slipping
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Q5. Types of welding
Ans. 
Types of welding include MIG, TIG, stick, and flux-cored welding.
• MIG welding uses a wire electrode and shielding gas to create a strong bond.

• TIG welding uses a tungsten electrode and inert gas for precise and clean welds.

• Stick welding uses a consumable electrode coated in flux to create a strong bond.

• Flux-cored welding uses a tubular wire filled with flux for outdoor and windy conditions.
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Q6. What company have you worked in before
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Q1. Tell me about yourself
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Q1. Basics of maintenance
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Q2. What types of pumps you have used in previous company?
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Q3. What are different types of reactor?
Ans. 
Different types of reactors include batch reactors, continuous stirred tank reactors, plug flow reactors, and fluidized bed reactors.
• Batch reactors: Used for small-scale production or research purposes.

• Continuous stirred tank reactors: Commonly used in chemical and biochemical industries.

• Plug flow reactors: Ideal for reactions with high conversion rates and minimal side reactions.

• Fluidized bed reactors: Suitable for re...read more
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Q4. What is Vaccum and which vaccum pump you have used?
Ans. 
A vacuum is a space devoid of matter. I have used a rotary vane vacuum pump.
• A vacuum is a region with no particles or gas molecules.

• It is created by removing air or other gases from a sealed container.

• Vacuum pumps are used to create and maintain a vacuum.

• I have used a rotary vane vacuum pump, which uses rotating vanes to create a vacuum.

• This type of pump is commonly used in various applications, such as in HVAC systems
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Q5. Which Ejector types system do you have used?
Ans. 
I have used the Single-stage ejector system and the Multi-stage ejector system.
• Single-stage ejector system: This system uses a single ejector stage to create a vacuum or low-pressure environment. It is commonly used in applications such as vacuum cleaners and air conditioning systems.

• Multi-stage ejector system: This system uses multiple ejector stages in series to achieve higher levels of vacuum or lower pressures. It ...read more
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Q1. 1. Types of Pump 2. Types of casing 3. Plant process 4. Major maintenance attend in your perious organisation periods 5. Centrifuge pusher 6. Mechanical seals 7. Boiler and Thermic fluid heater questions i...read more
Ans. 
Questions related to types of pumps, casing, plant process, maintenance, centrifuge pusher, mechanical seals, boiler and thermic fluid heater, pump efficiency, head measurement, and alignment method.
• Types of pumps include centrifugal, reciprocating, and rotary pumps

• Types of casing include volute, diffuser, and multistage casing

• Plant process involves the steps and equipment used in a manufacturing process

• Major maintenan...read more
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Q2. Mee plant? Process regarding?
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