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Coal India Design Engineer Interview Questions and Answers
Coal India Design Engineer Interview Experiences
1 interview found
(2 Questions)
- Q1. How does working principal of fan utilised in mine
- Ans.
Fans are used in mines to provide ventilation and circulate air to maintain a safe and comfortable working environment for miners.
Fans are typically installed at the surface or underground to draw in fresh air and remove stale air from the mine workings.
The fan blades rotate to create airflow, which helps to dilute and remove harmful gases, dust, and fumes from the mine.
Proper ventilation with fans also helps to contro...
- Q2. Eloborate your final year project
(2 Questions)
- Q1. Are you flexible enough to be located in a remote location?
- Ans.
Yes, I am open to being located in a remote location for the right opportunity.
I am willing to relocate for the right job opportunity
I have experience working remotely or in different locations
I am adaptable and can thrive in new environments
- Q2. Why your second semester scores are low as compared to other semesters?
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I applied via Naukri.com and was interviewed in Mar 2021. There were 4 interview rounds.
Interview Questionnaire
4 Questions
- Q1. What are your roles in your current job
- Ans. Explaned about my roles and responsibilities
- Q2. How do you tackle vibrations in axial fans
- Ans.
To tackle vibrations in axial fans, proper balancing, alignment, and maintenance are essential.
Perform dynamic balancing of the fan blades to minimize vibrations.
Ensure proper alignment of the fan with the motor and the surrounding structure.
Regularly inspect and maintain the fan components to prevent wear and tear.
Use vibration analysis techniques to identify and address any potential issues.
Consider installing vibrat...
- Q3. What are the challenges you faced your job
- Ans. Explained about our ID fan hydro coupling issue
- Q4. What permit system do you follow
- Ans.
We follow a permit system based on the project requirements and local regulations.
Our permit system ensures compliance with safety standards and legal requirements.
We obtain permits for activities such as construction, electrical work, and hazardous material handling.
The specific permit requirements vary depending on the nature of the project and the location.
We work closely with regulatory authorities to ensure timely...
Interview Preparation Tips
Senior Engineer Interview Questions & Answers
Indian Oil Corporation
Anonymous
posted on 18 Oct 2023
Selected
I applied via Newspaper Ad and was interviewed before Oct 2022. There were 3 interview rounds.
(1 Question)
- Q1. I was asked to make a presentation on laser technology.
Knowledge of the English language, its vocabulary and comprehension. Ability to solve basic mathematical problem, which shows the capacity to use an analytical approach to everyday puzzles.
Interview Preparation Tips
I applied via Walk-in and was interviewed in Jun 2021. There was 1 interview round.
Interview Questionnaire
1 Question
- Q1. Company related questions
Interview Preparation Tips
I applied via Naukri.com
(2 Questions)
- Q1. TECHNICAL FOR MECHATRONICS
- Q2. Tell me about your supported
Interview Preparation Tips
Working at Toyota material handling coustomer handling 2 month and till working.
Working at Larsen & toubro Ltd Deputed to Larsen & Toubro construction mining equipment business Repair And Product Support .
5 years 10months hand on experience in preventive & breakdown of machines ,
Technical well sound undertaking repair, maintenance, testing of earthmoving equipments L&T komatsu Ltd.
Assembly & Disassembly of all komatsu machines & Engine.
Heaving troubleshooting experience of all following L&T products .All model of L&T 72ck ,L&T90ck,300ck.
Engines:-
SAA6D170E-3,SAA6D170E-5,SAA4D95L-3, S6D95L-1,SAA6D102E-1,SAA6D114-1,
SAA6D125-3,SAA6D-3.
Excavator:-
PC130,PC200,PC210,PC300,PC450-7,PC600,PC1250_8R,
Heaving all komatsu engine repairs assembly, Disassembly.
GRADER :- GD511A-1.
Hydraulic DAMPERS :-HD 465-7EO,HD785,HD465-7R
SCANIA ENGINE :-P410
Wheel LOADERS :-WA800-3EO,WA900-3EO
TRANSMISSION :-D155A-5,GD511A-1.
FINAL DRIVE :-D475-3.
Dozer : D155A-6, D4758A-5,D65,D85,D275,
(1 Question)
- Q1. Basic of SOM and plastic design
Basics aptittude 30 question
Design a component in auto cad
Selected
I applied via Recruitment Consulltant and was interviewed in Dec 2024. There was 1 interview round.
(2 Questions)
- Q1. About project in depth
- Q2. What are some technical questions related to your job description?
I applied via Walk-in and was interviewed in Jul 2022. There were 2 interview rounds.
Good working good thinking best work is worhship.
Interview Preparation Tips
I applied via Naukri.com and was interviewed before Oct 2020. There were 3 interview rounds.
Interview Questionnaire
1 Question
- Q1. Your experience in electrical design engineering
Interview Preparation Tips
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