Seoyon E-HWA Summit Junior Mechanical Engineer Interview Questions and Answers

Q1. What is the mechanism?
Ans. 
The mechanism refers to the physical or mechanical system that performs a specific function or task.
• Mechanisms are often made up of various components such as gears, levers, pulleys, and linkages.

• They are designed to convert input forces and motion into desired output forces and motion.

• Examples include a car engine, a door lock, a bicycle chain, and a robotic arm.
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Q2. What is the structure of an assembly?
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An assembly is a collection of parts or components put together to form a complete structure or machine.
• An assembly typically consists of multiple parts or components that are designed to fit together in a specific way.

• Each part in an assembly has a specific function and contributes to the overall functionality of the structure.

• Assemblies can range from simple structures like a chair to complex machines like a car or a...read more
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Q1. How to calculate Boiler direct & indirect efficiency ?
Ans. 
Boiler efficiency can be calculated by measuring the heat input and heat output of the boiler.
• Calculate the heat input by measuring the fuel flow rate, fuel calorific value, and fuel consumption.

• Calculate the heat output by measuring the steam flow rate and steam enthalpy.

• Direct efficiency = (Heat output / Heat input) * 100%

• Indirect efficiency = Direct efficiency * Boiler efficiency of other components (like economizer
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Q2. What is the monthly maintenance cost of your section ?
Ans. 
The monthly maintenance cost of my section is approximately $10,000.
• The monthly maintenance cost includes expenses for spare parts, labor, equipment rental, and utilities.

• Regular maintenance tasks such as lubrication, inspections, and repairs contribute to the overall cost.

• Cost may vary depending on the size of the section, age of equipment, and frequency of maintenance activities.
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Logical reasoning, quant, verbal

Q1. What is vernier caliper
Ans. 
A vernier caliper is a measuring instrument used to accurately measure the dimensions of an object.
• It consists of a main scale and a sliding vernier scale.

• The main scale is fixed and provides the primary measurement.

• The vernier scale slides along the main scale and provides the fractional measurement.

• The vernier scale has finer graduations than the main scale, allowing for more precise measurements.

• To measure an object...read more
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Q2. What is micrometer
Ans. 
A micrometer is a precision measuring instrument used to measure small distances or thicknesses.
• Micrometers are commonly used in mechanical engineering and manufacturing industries.

• They provide accurate measurements with high precision, typically up to 0.001mm or 0.0001 inch.

• Micrometers consist of a calibrated screw mechanism and a scale or digital display for reading the measurement.

• They are often used to measure dime...read more
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Q1. What is CNC and VMC machine
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CNC stands for Computer Numerical Control and VMC stands for Vertical Machining Center. They are machines used in manufacturing processes.
• CNC machines are automated machines that are controlled by a computer program to perform various tasks such as cutting, drilling, and shaping.

• VMC machines are a type of CNC machine that operates in a vertical orientation, allowing for precision machining of parts.

• Both CNC and VMC mac...read more
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Q1. Pz ready to give interview accordingly your resume menson.
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Q2. 1)about yourself briefly. 2)what is your strength. 3) your weakness 4) satisfaction from your previous company. 5)goal. 6)why are we hiring you 7)your company work culture 8) how to handle your work& man...read more
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Q1. Yas I am working from internet
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Q2. Yas I am working from mechanical
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Q3. Yas caming my work
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Q4. Yas caming my work done
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Q5. 4 year warking for the way to the job
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Q6. Koodankulam in the way to the other
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Q1. New innovations, modification & research related
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