Eicher Motors Automobile R&D Engineer Interview Questions and Answers

They asked questions on technical baground , mathematical, aptitute, reasoning, and

Q1. They asked about family background, financial condition, technical knowledge, if worked in any organisation
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Basic knowledge of Subjects in diploma

Q1. Interviewer asked technical questions
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Q2. Difference between four stroke and two stroke engine
Ans. 
Four stroke engines have separate intake, compression, power, and exhaust strokes, while two stroke engines combine these strokes.
• Four stroke engines have a longer cycle and require more parts than two stroke engines.

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

• Two stroke engines are simpler in design and have a higher power-to-weight ratio than four stroke engines.

• Two ...read more
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Q1. Tell me about your work experience
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Q2. What is your educational qualification
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Q1. What is the civil engineering
Ans. 
Civil engineering is a branch of engineering that deals with the design, construction, and maintenance of infrastructure.
• Civil engineering involves the planning, design, and construction of buildings, bridges, roads, dams, and other structures.

• It includes various sub-disciplines such as structural engineering, geotechnical engineering, transportation engineering, and environmental engineering.

• Civil engineers use princi...read more
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Aptitude test

Q1. Related to subject some favourite subjector interviwer
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Q2. Two stroke & four stroke difference
Ans. 
Two stroke engines complete a power cycle in one revolution, while four stroke engines complete it in two revolutions.
• Two stroke engines have a simpler design and are lighter than four stroke engines.

• Four stroke engines are more fuel-efficient and produce less emissions than two stroke engines.

• Two stroke engines are commonly used in small power tools and motorcycles, while four stroke engines are used in cars and large...read more
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Q3. In which stroke air interned in combustion chamber
Ans. 
Air is interned in the combustion chamber during the intake stroke.
• During the intake stroke, the piston moves down and creates a vacuum that draws air into the combustion chamber.

• The air is mixed with fuel and ignited during the compression stroke.

• The resulting explosion pushes the piston down during the power stroke.

• Finally, the piston moves up during the exhaust stroke to expel the spent gases.

• This four-stroke cycle
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