Tata Hitachi Construction Machinery Quality Assurance Quality Control Engineer Interview Questions and Answers

Q1. What is IC Engine
Ans. 
An IC engine, or internal combustion engine, is a type of engine that generates power by burning fuel inside the engine itself.
• IC engines are commonly used in vehicles such as cars, motorcycles, and trucks.

• They work by igniting fuel-air mixture inside a combustion chamber to produce mechanical energy.

• There are two main types of IC engines: gasoline engines and diesel engines.

• IC engines require regular maintenance and c
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Q2. What is Carburettor
Ans. 
A carburettor is a device in an internal combustion engine that mixes air with a fine spray of liquid fuel.
• Carburettors are used in older vehicles to control the air-fuel mixture for combustion.

• They work by using the vacuum created by the engine to draw in air and fuel through different circuits.

• Common types include downdraft, sidedraft, and updraft carburettors.

• Carburettors have been largely replaced by fuel injection
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Q3. What is Petrol Engine
Ans. 
A petrol engine is an internal combustion engine that uses petrol as fuel to power a vehicle or machinery.
• Petrol engines ignite fuel using spark plugs

• They have higher power output compared to diesel engines

• Commonly used in cars, motorcycles, and small aircraft

• Examples include inline-four, V6, and V8 petrol engines
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Q4. What is desel engine
Ans. 
A diesel engine is an internal combustion engine that uses diesel fuel to power the vehicle.
• Diesel engines ignite fuel using compression instead of spark plugs

• They are more fuel efficient than gasoline engines

• Commonly used in trucks, buses, and heavy machinery
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Q5. What is Four Stoke And Two stoke
Ans. 
Four stroke and two stroke are types of internal combustion engines with different cycles of operation.
• Four stroke engines have four stages: intake, compression, power, and exhaust.

• Two stroke engines have only two stages: compression and power/exhaust.

• Four stroke engines are more fuel efficient and produce less pollution compared to two stroke engines.

• Examples: Four stroke - car engines, motorcycle engines. Two stroke
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It is general quantitative, verbal, technical questions

Q1. Explain reheat and regenerative cycle
Ans. 
Reheat and regenerative cycles are thermodynamic processes used in power plants to improve efficiency.
• Reheat cycle involves reheating steam after it has passed through the high-pressure turbine to increase its temperature and efficiency.

• Regenerative cycle involves extracting steam from the turbine at various stages to preheat the feedwater before it enters the boiler.

• Both cycles aim to increase the overall efficiency o...read more
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Q1. Tell me about your self
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I am a detail-oriented Quality Inspector with 5 years of experience in ensuring products meet quality standards.
• Explain your relevant experience in quality inspection

• Highlight your attention to detail

• Mention any certifications or training related to quality control
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Q2. Before where you worked
Ans. 
I previously worked at a manufacturing company as a Quality Control Technician.
• Performed inspections on incoming materials and finished products

• Conducted quality tests and documented results

• Collaborated with production team to address quality issues

• Implemented corrective actions to improve product quality
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Q1. Introduce yourself
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Q1. Details about my profile
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Q1. Tell me about your self
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Q2. Tell me about industrial knowledge
Ans. 
Industrial knowledge refers to understanding of processes, regulations, and best practices within a specific industry.
• Understanding of industry standards and regulations

• Knowledge of manufacturing processes and quality control methods

• Familiarity with industry-specific technologies and equipment

• Awareness of current trends and developments in the industry

• Experience working in similar industrial settings
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Q1. Why do you join with us
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Q1. Technical questions on past experience
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Q1. GERMAN Language test
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Q1. Work related questions and previous company's your roles and responsibilities
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