Vaaman Engineers Mechanical Maintenance Engineer Interview Questions and Answers

Q1. What is your name? My name is Angara Raviteja.
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Q2. What are your qualifications? I have completed the Government polytechnic in diploma mechanical engineering.
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Q3. What is MS and SS?
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MS stands for Mild Steel and SS stands for Stainless Steel.
• MS (Mild Steel) is a type of carbon steel with low carbon content and is commonly used in construction.

• SS (Stainless Steel) is a type of steel alloy with a minimum of 10.5% chromium content, known for its corrosion resistance.

• SS is often used in kitchen appliances, surgical instruments, and industrial equipment.

• MS is used in structural applications, automotive
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Technical round and one by one person having questing and forward to answers

Q1. Regarding piping
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Q2. I have done piping also do then
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Q1. AMG full name
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AMG stands for Aufrecht, Melcher, and Großaspach, the founders of the high-performance division of Mercedes-Benz.
• AMG is a subsidiary of Mercedes-Benz specializing in high-performance vehicles.

• The founders of AMG are Hans Werner Aufrecht, Erhard Melcher, and Aufrecht's partner's birthplace, Großaspach.

• AMG was founded in 1967 and became an official Mercedes-Benz partner in 1999.
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Q2. Maintenance and repair how to work
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Q1. Specifiacation of machinery
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Specification of machinery refers to the detailed requirements and characteristics of a machine or equipment.
• Includes dimensions, materials, performance criteria, and safety features

• Should be clearly defined to ensure proper design and functionality

• Examples: maximum load capacity, operating temperature range, power consumption
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Q2. Schedule maintenance interval
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Q1. Basical quotation for machinery maintenance and plant and equipment
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Q2. Plant maintenance
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Q1. Salary discussion
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Q2. Family background
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Q1. About strl erection
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Q2. About manpower handeling
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Q3. About codes and standards
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Q4. About raw material
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Q5. About contractor handling
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Q6. About hot work and height job executing
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Q7. About erection procedures of structure
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Q8. About safety precautions during hot job
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Q1. What are the Fire NOC conditions
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Fire NOC conditions refer to the requirements set by the fire department for ensuring fire safety in a building or establishment.
• Fire NOC is required before starting any construction or occupancy of a building.

• The building must comply with fire safety regulations such as having fire extinguishers, smoke detectors, and fire alarms installed.

• Regular fire drills and training for occupants are necessary to ensure preparedn...read more
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Q2. Which one is more efficient for railways- 750V DC or 25 KV AC..and why?
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25 KV AC is more efficient for railways due to lower energy losses over long distances.
• 25 KV AC is more efficient for long distance transmission as it experiences lower energy losses compared to 750V DC.

• 25 KV AC allows for higher speeds and heavier loads on the railway system.

• 25 KV AC is the standard voltage used in many modern railway systems around the world, such as in Europe and parts of Asia.

• 750V DC may be more su...read more
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Q3. Write code to reverse string without using string or inbuilt function
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Reverse a string without using string or inbuilt function
• Create an array of characters to store the string

• Use two pointers, one at the beginning and one at the end, swap characters until they meet

• Repeat until all characters are swapped
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