Prism Johnson Mechanical Engineer Interview Questions and Answers

Q1. About crusher type model, make general maintenance About compressor, water pump. About raw mill model, make & general maintenance schedule
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On maths and logical reasoning MCQ based questions being asked

Q1. Basic details of yourself
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Q2. Mental skills of candidates being check
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Q1. Pump and motor allignment various processes
Ans. 
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, an...read more
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Q2. Details about fume extraction system and Dense phase conveying system being asked
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Q3. Difference between pump and compressor
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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.
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Q1. FRL unit, Hydraulic pump and different types of valve
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FRL unit, hydraulic pump and different types of valve are all important components in mechanical engineering.
• FRL unit stands for Filter, Regulator, and Lubricator unit which is used to clean, regulate and lubricate compressed air in pneumatic systems.

• Hydraulic pump is used to convert mechanical power into hydraulic energy which is used to power hydraulic machinery.

• Different types of valves include ball valves, gate val...read more
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Q2. Pump model and pneumatic cylinder
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Q1. Salary negotiable and notice period
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Q2. How much hike given by your company
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Q1. Types of Gear box,what about conveyors?
Ans. 
There are various types of gearboxes such as manual, automatic, CVT, DCT, etc. Conveyors can use gearboxes for power transmission.
• Types of gearboxes include manual, automatic, CVT, DCT, etc.

• Gearboxes are used for power transmission in conveyors.

• Conveyor gearboxes can be worm gearboxes, helical gearboxes, etc.
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Q2. Describe briefly about conveyors..
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Conveyors are mechanical devices used to transport materials from one location to another.
• Conveyors are used in various industries such as manufacturing, mining, and agriculture.

• They can be powered by electricity, gravity, or manually.

• Types of conveyors include belt, roller, screw, and chain conveyors.

• Conveyors can be customized to fit specific needs, such as incline or decline angles and speed.

• They are designed to inc...read more
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Q1. Ask about planning of work. quietly of structure.
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Q1. What are your salary expectations?
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Q2. What is your family background?
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Q3. Tell me about yourself.
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Q4. Why are you looking for a change?
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Q1. Type of bearing and fan What is the thermal expansion
Ans. 
Thermal expansion is the tendency of matter to change in shape, area, and volume in response to a change in temperature.
• Bearings can be of various types such as ball bearings, roller bearings, sleeve bearings, etc.

• Fans can be of different types such as axial fans, centrifugal fans, etc.

• Thermal expansion can cause changes in the dimensions of the bearing and fan components, which can affect their performance and lifespa...read more
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Q2. What is your strength
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My strength lies in my problem-solving skills and attention to detail.
• Strong problem-solving skills

• Attention to detail

• Ability to analyze complex situations

• Effective communication skills

• Adaptability and flexibility

• Teamwork and collaboration

• Strong technical knowledge

• Experience with CAD software (e.g., AutoCAD, SolidWorks)

• Knowledge of engineering principles and practices
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Q3. What is your ambition
Ans. 
To become a highly skilled and innovative Mechanical Engineer, contributing to the development of cutting-edge technologies.
• To continuously enhance my technical knowledge and skills in mechanical engineering

• To work on challenging projects that push the boundaries of innovation

• To collaborate with a diverse team of professionals to solve complex engineering problems

• To contribute to the development of sustainable and envi...read more
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Q1. Mechanical engg fitter work
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Q2. Motor fitting and gearbox work
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Q3. Bearing fitting work
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Q4. Mechanical maintenacs work
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Q5. Process work kila vrm work
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Q6. Kiln mechanical
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Q1. Related to whrs project 1. how to execute work activities 2. Old company role 3. Ibr documentation 4. Technical specifications of Whrs as for turbine erection, acc & boiler erection sequence etc.
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