Giridhan Metal Senior Manager Purchase Interview Questions and Answers

Basic exam with some technical questions

Group of 6 were given a topic and we discussed.

Q1. Difference between structural bridge and concrete bridge?
Ans. 
Structural bridges can be made of various materials while concrete bridges specifically use concrete as the primary material.
• Structural bridges can be made of steel, wood, or other materials, while concrete bridges are primarily made of concrete.

• Concrete bridges are known for their durability and strength, making them a popular choice for infrastructure projects.

• Structural bridges may require more maintenance and upkee...read more
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Q2. Howrah bridge structure?
Ans. 
The Howrah Bridge is a cantilever bridge that spans the Hooghly River in West Bengal, India.
• Built in 1943, it is one of the busiest bridges in the world, carrying over 100,000 vehicles and countless pedestrians daily.

• The bridge does not have any nuts or bolts and is held together by rivets.

• It is a famous landmark in Kolkata and is often referred to as the 'Gateway of Kolkata'.
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Prepare the core subjects som Thermo fluids and asked some of the manufacturing process

How we can reduce the use of non renewable resources

Q1. Hooks law, modulus of rigidity,stress strain curve
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Q2. About your industrial training
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Aptitude test was moderate ,

Group discussion happened online topic was ban on chinese apps

Q1. Whats the use of nonel , why it is use ?
Ans. 
Nonel is a type of non-electric initiation system used in blasting operations to detonate explosives.
• Nonel is used in mining, construction, and demolition industries.

• It is a safe and reliable method of initiating explosives without the need for electricity.

• Nonel consists of a shock tube filled with a small amount of explosive material that is initiated by a blasting cap.

• It allows for precise timing and sequencing of bl...read more
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Q2. What does safety means to you ?
Ans. 
Safety means ensuring the well-being and protection of individuals from harm or danger.
• Safety involves implementing measures to prevent accidents and injuries.

• It includes following protocols and guidelines to minimize risks.

• Safety also encompasses creating a culture of awareness and accountability.

• Examples: wearing personal protective equipment, conducting regular safety inspections, providing proper training.
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Q3. Why you opted mining engineering?
Ans. 
Passion for solving complex problems and interest in natural resources led me to choose mining engineering.
• Fascination with geology and earth sciences

• Desire to work in a challenging and dynamic industry

• Opportunity to contribute to sustainable resource extraction

• Interest in utilizing advanced technology in mining operations
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Very basic aptitude test, if you know basics about your field you'll pass through this round.

A moderate level GD, most of the elimination happen in this round, you only need to get one chance and tell your points

Q1. Tell me something about yourself
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Q2. Basic technical questions related to your field.
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Q1. Tell about your self
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Q2. About Family background
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Q3. About previous experiences if you have
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Q4. Rise a topic of anything
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Q5. Thy may check your confidence
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Q6. And your communication skills
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Q7. About Insurance types
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Q8. We need to sell anything infront of them
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Q9. Need to tell about hobbies
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Q1. Explain plant overiew
Ans. 
Plant overview refers to a comprehensive understanding of the various aspects of a plant's operations.
• Plant overview includes understanding the production process, machinery, equipment, and personnel involved.

• It also involves knowledge of safety protocols, quality control measures, and environmental regulations.

• For example, in a manufacturing plant, an overview would include understanding the assembly line, the types o...read more
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Q2. Explain heat losses in a boiler
Ans. 
Heat losses in a boiler occur due to various factors.
• Heat loss through flue gases

• Heat loss through radiation and convection from the boiler shell

• Heat loss through blowdown and steam leaks

• Heat loss through incomplete combustion

• Heat loss through unburnt fuel in ash

• Heat loss through moisture in fuel

• Heat loss through excess air

• Heat loss through soot and scale buildup on heat transfer surfaces
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Q1. Explain emergencies handled in your plant
Ans. 
Various emergencies were handled in the plant including fires, chemical spills, and equipment malfunctions.
• Fires were extinguished using fire suppression systems and evacuation procedures were followed

• Chemical spills were contained and cleaned up according to safety protocols

• Equipment malfunctions were addressed promptly to prevent further damage or safety hazards

• Emergency drills were conducted regularly to ensure prep...read more
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Q2. Brief light up procedure in thermal power plant
Ans. 
Light up procedure in thermal power plant involves starting up the boiler and turbine.
• The first step is to start the boiler and bring it to the required pressure and temperature.

• Once the boiler is ready, the turbine is started and brought to the required speed.

• The generator is then synchronized with the grid and power is gradually increased.

• During the light up procedure, various safety checks are performed to ensure sm...read more
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Q1. Why do you think you find yourself fit for the role and position
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Q1. Technical related to Domain. Overall safety knowledge.
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Q1. Core technical knowledge, problem faced and solving techniques. Job safety.
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Q1. Technical questions related to domain
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Q2. Electrical questions related to field.
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Q3. HR related questions
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