Bridgestone Service Engineer Interview Questions and Answers for Experienced

Q1. Depends on experience
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Q2. Related to systematic approach
Ans. Problem solving tools, OEE, FPY, Root cause analysis. 14Q, 5S
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Q1. Principal of IC engine?
Ans. 
The principle of an IC engine involves the conversion of chemical energy into mechanical energy through the process of combustion.
• IC engine operates on the principle of internal combustion, where fuel is burned inside the engine to produce power.

• The combustion process generates high pressure and temperature gases that expand and push the piston, converting chemical energy into mechanical energy.

• The mechanical energy pr...read more
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Q2. How to function Diesel engine?
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A diesel engine functions by compressing air in the cylinder, injecting fuel, and igniting the fuel-air mixture to create combustion.
• Diesel engines compress air in the cylinder to high pressures, typically around 15:1 compression ratio.

• Fuel is injected into the cylinder at the end of the compression stroke.

• The fuel is ignited by the heat generated from the high compression, not by a spark plug like in gasoline engines.

• ...read more
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Q3. Different between Diesel and petrol?
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Diesel is heavier and less volatile than petrol, leading to differences in combustion, efficiency, and emissions.
• Diesel is heavier and less volatile than petrol

• Diesel engines compress air to ignite fuel, while petrol engines use spark plugs

• Diesel engines are more fuel-efficient but produce more emissions

• Petrol engines are quieter and faster than diesel engines
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Q4. What gear? Types of gear?
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Gears are mechanical devices that transmit motion and power between rotating shafts. Types include spur, helical, bevel, worm, rack and pinion.
• Spur gears have straight teeth and are the most common type

• Helical gears have angled teeth for smoother operation

• Bevel gears have cone-shaped teeth for changing direction of rotation

• Worm gears have a screw-like appearance and are used for high torque applications

• Rack and pinion ...read more
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Q5. How to handle customer?
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Handle customers with patience, empathy, and effective communication.
• Listen actively to understand their concerns

• Show empathy and understanding towards their situation

• Communicate clearly and professionally

• Offer solutions or alternatives to address their needs

• Follow up to ensure customer satisfaction
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Q6. What is role of previous company? etc
Ans. 
The role of my previous company was to provide technical support and maintenance services for various equipment and systems.
• Providing technical support to customers for troubleshooting issues

• Performing regular maintenance and inspections on equipment

• Installing and configuring new systems

• Training customers on how to use the equipment effectively
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Coding test was on a hacker rank platform

Fair enough with good focus on os and dbms

Q1. Basic c programming question and embedded questions
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Q1. Programming and basics of embedded c
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Q1. Technical and project related
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Q1. Personal and joining related
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Q1. Technical questions related to your project .
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Q1. Question regarding your task & management skills also
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Q1. Location related question
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Codility test consisting of MCQ questions and 2 OOPS design questions or 1 OOPS design question and 1 DSA question

Q1. OOPS concepts about inheritance, polymorphism, constructors etc
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Q2. Detailed work experience and technical questions based on work experience
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Q1. Interviewer asked to code. We need to write code which will comply and generate required output.
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Q2. Creat a list of tuples whose sum is unique in another array.
Ans. 
Create a list of tuples whose sum is unique in another array.
• Create an empty dictionary to store the sum as key and tuple as value

• Iterate through the array and for each element, iterate through the remaining elements to find the sum

• If the sum is not in the dictionary, add it with the tuple as value

• If the sum is already in the dictionary, skip it

• Return the list of tuples
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Q1. Knowledge of industrial automation
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Q1. About current position. My view on it.
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Q1. Basics of som (favourite subject) (application based questions).
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Q2. Previous experience related questions
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Q1. Just normal questions of my personal background
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Q1. Just checked my interest in the position
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