Amara Raja Group Assistant Engineer Mechanical Interview Questions and Answers

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Q1. Basic questions where given regarding tyres and vehicle dynamics
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Q1. Why you wanna join mrf
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Q1. Fitter ka Kay Kam hi
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Q2. Elements Kay hi
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Q3. Conver beltKayakam hi
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Q1. What is quality control
Ans. 
Quality control is a process used to ensure that products or services meet specified requirements and standards.
• Quality control involves monitoring and testing products or services to ensure they meet predetermined standards

• It helps identify defects or errors in the production process

• Quality control aims to prevent defects and improve the overall quality of products or services

• Examples include inspecting products for d...read more
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Q2. What is inspection -The fire prevention service will carry out an inspection of the building next
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Inspection is a thorough examination or assessment of a building or equipment to ensure safety and compliance with regulations.
• Inspections involve checking for potential hazards, defects, or violations of codes and standards.

• Inspectors may use tools such as cameras, measuring devices, or testing equipment during the inspection.

• The purpose of an inspection is to identify and address any issues that could pose a risk to ...read more
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Q1. What is manufacturing
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Manufacturing is the process of producing goods through the use of labor, machines, tools, and chemical or biological processing.
• Manufacturing involves transforming raw materials into finished products

• It includes various processes such as casting, molding, cutting, welding, and assembling

• Manufacturing can be done in industries like automotive, aerospace, electronics, and pharmaceuticals
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Q2. What are the type of manufacturing
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Types of manufacturing include additive manufacturing, subtractive manufacturing, and formative manufacturing.
• Additive manufacturing: building up materials layer by layer, such as 3D printing

• Subtractive manufacturing: removing material from a solid block to create the final product, such as CNC machining

• Formative manufacturing: shaping materials into the desired form, such as forging or casting
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Q3. What are the 5 process type
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The 5 process types are continuous, batch, job shop, project, and line.
• Continuous process involves uninterrupted flow of production, like in oil refineries.

• Batch process produces a group of products at one time, like in pharmaceuticals.

• Job shop process is customized and flexible, like in machine shops.

• Project process is unique and temporary, like in construction projects.

• Line process is repetitive and standardized, lik
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Q4. 1 Structured Process (Production Process) Structured processes can be production processes producing products and services. ... 2 Case-type Process (Semi-structured, loosely structured) ... 3 Research Proc...read more
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Structured processes can be production processes producing products and services. The process of an assembly line is a good example. Not all production processes are structured, but there is a tendency to make them as structured as possible.
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Q1. Tell me about yourself
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Q2. What is Gemba
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Q1. Tell me about different measuring instruments.
Ans. 
Measuring instruments are tools used to accurately measure physical quantities.
• Calipers: Used to measure distances and dimensions accurately.

• Micrometer: Precisely measures small distances or thicknesses.

• Thermometer: Measures temperature.

• Pressure Gauge: Determines the pressure of gases or liquids.

• Flowmeter: Measures the flow rate of fluids.

• Tachometer: Measures the rotational speed of a shaft or disk.

• Spectrometer: Analyz...read more
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Q2. What is nx design of nut and bolt .
Ans. 
NX Design is a software used for creating 3D models of nut and bolt assemblies.
• NX Design is a CAD software developed by Siemens.

• It allows engineers to create detailed 3D models of nut and bolt assemblies.

• The software provides tools for designing and analyzing the mechanical properties of the components.

• Engineers can simulate the assembly process and check for interferences or clearance issues.

• NX Design also offers feat...read more
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Q1. Type of maintenance?
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There are three main types of maintenance: preventive, predictive, and corrective.
• Preventive maintenance involves regularly scheduled inspections and maintenance to prevent breakdowns.

• Predictive maintenance uses data and analytics to predict when equipment will fail and perform maintenance before it happens.

• Corrective maintenance is done after a breakdown occurs to restore equipment to working condition.

• Examples: Chang...read more
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Q2. Description of preventive maintenance.
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Preventive maintenance involves regularly scheduled inspections, repairs, and replacements to prevent equipment breakdowns.
• Regularly inspecting equipment for signs of wear and tear

• Replacing worn out parts before they fail

• Cleaning and lubricating machinery to prevent corrosion and friction

• Creating a maintenance schedule based on manufacturer recommendations

• Using predictive maintenance techniques such as vibration analys...read more
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Q3. Type of bearing and uses.
Ans. 
There are various types of bearings used in mechanical systems, each with specific uses such as reducing friction and supporting loads.
• Ball bearings: used for low friction applications like wheels and conveyor belts

• Roller bearings: used for heavy radial loads like in car transmissions

• Thrust bearings: used for axial loads like in propellers

• Plain bearings: used for high load capacity and shock resistance like in cranksha
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Q1. Tell about compressure working principle.
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A compressor works by increasing the pressure of a gas to compress it into a smaller volume.
• Compressors use a motor to drive a piston or rotor that compresses the gas.

• The compressed gas is then stored in a tank or released for use in various applications.

• Common types of compressors include reciprocating, rotary screw, and centrifugal compressors.
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Q1. Previous company job role and experience.
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Q1. Tell me something about turbine.
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A turbine is a machine that converts the energy in a fluid flow into mechanical energy.
• Turbines are commonly used in power plants to generate electricity.

• There are different types of turbines such as steam turbines, gas turbines, and water turbines.

• Turbines have blades that rotate when the fluid flow passes through them, causing a shaft to spin and generate power.

• Turbines are used in various applications including airc...read more
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