ACC Diploma Mechanical Engineer Interview Questions and Answers for Experienced

Q1. Type of bearing and fan What is the thermal expansion
Ans. 
Thermal expansion is the tendency of matter to change in shape, area, and volume in response to a change in temperature.
• Bearings can be of various types such as ball bearings, roller bearings, sleeve bearings, etc.

• Fans can be of different types such as axial fans, centrifugal fans, etc.

• Thermal expansion can cause changes in the dimensions of the bearing and fan components, which can affect their performance and lifespa...read more
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Q2. What is your strength
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My strength lies in my problem-solving skills and attention to detail.
• Strong problem-solving skills

• Attention to detail

• Ability to analyze complex situations

• Effective communication skills

• Adaptability and flexibility

• Teamwork and collaboration

• Strong technical knowledge

• Experience with CAD software (e.g., AutoCAD, SolidWorks)

• Knowledge of engineering principles and practices
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Q3. What is your ambition
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To become a highly skilled and innovative Mechanical Engineer, contributing to the development of cutting-edge technologies.
• To continuously enhance my technical knowledge and skills in mechanical engineering

• To work on challenging projects that push the boundaries of innovation

• To collaborate with a diverse team of professionals to solve complex engineering problems

• To contribute to the development of sustainable and envi...read more
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Q1. Related to whrs project 1. how to execute work activities 2. Old company role 3. Ibr documentation 4. Technical specifications of Whrs as for turbine erection, acc & boiler erection sequence etc.
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Q1. Basics mechanical question
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Q2. What is a thermodynamics
Ans. 
Thermodynamics is the branch of physics that deals with the relationships between heat and other forms of energy.
• Thermodynamics studies the transfer of energy in the form of heat and work.

• It involves concepts like entropy, temperature, and energy conversion.

• Examples include the efficiency of engines, refrigeration systems, and phase transitions in materials.
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Q3. Third law of motion
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The third law of motion states that for every action, there is an equal and opposite reaction.
• States that when one object exerts a force on a second object, the second object exerts an equal and opposite force on the first object

• The forces always occur in pairs

• Examples include a rocket pushing against the ground to lift off, or a person pushing against a wall
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Q4. Types of bearing
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Types of bearings include ball bearings, roller bearings, plain bearings, and fluid bearings.
• Ball bearings: use balls to reduce friction between two surfaces

• Roller bearings: use cylindrical rollers to reduce friction

• Plain bearings: have a simple surface with no moving parts

• Fluid bearings: use a thin layer of liquid or gas to reduce friction
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Q1. Mechanical engg fitter work
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Q2. Motor fitting and gearbox work
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Q3. Bearing fitting work
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Q4. Mechanical maintenacs work
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Q5. Process work kila vrm work
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Q6. Kiln mechanical
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Q1. Types of Gear box,what about conveyors?
Ans. 
There are various types of gearboxes such as manual, automatic, CVT, DCT, etc. Conveyors can use gearboxes for power transmission.
• Types of gearboxes include manual, automatic, CVT, DCT, etc.

• Gearboxes are used for power transmission in conveyors.

• Conveyor gearboxes can be worm gearboxes, helical gearboxes, etc.
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Q2. Describe briefly about conveyors..
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Conveyors are mechanical devices used to transport materials from one location to another.
• Conveyors are used in various industries such as manufacturing, mining, and agriculture.

• They can be powered by electricity, gravity, or manually.

• Types of conveyors include belt, roller, screw, and chain conveyors.

• Conveyors can be customized to fit specific needs, such as incline or decline angles and speed.

• They are designed to inc...read more
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Q1. Tell us about yourself
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Q2. What technology you have worked in
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Q3. Why cement is a important comodity
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Cement is important for construction as it binds materials together to create strong and durable structures.
• Cement is a key ingredient in concrete, which is used in buildings, roads, bridges, and other infrastructure projects.

• It provides strength and durability to structures by binding materials like sand, gravel, and water together.

• Cement is essential for creating foundations, walls, floors, and roofs in construction.

• ...read more
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Q1. Tell us about your technical knowledge
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Q2. Equipment you have experience on
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I have experience working with various equipment such as CNC machines, 3D printers, and robotic arms.
• CNC machines

• 3D printers

• Robotic arms
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Reasoning, maths, English

Q1. Situation based questions
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Q1. Please define as kiln process?
Ans. 
A kiln process is a method used to heat materials to high temperatures in order to change their physical or chemical properties.
• Kiln processes are commonly used in industries such as ceramics, cement, and metallurgy.

• Materials are placed in a kiln, which is a type of oven or furnace, and heated to specific temperatures for a set amount of time.

• The high temperatures in the kiln can cause chemical reactions, phase changes...read more
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Q2. Total kiln section?
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The total kiln section refers to the combined length of all sections of a kiln, including preheating, firing, and cooling zones.
• Total kiln section is the sum of all individual sections in a kiln.

• It includes preheating, firing, and cooling zones.

• For example, a kiln may have a preheating section of 10 meters, a firing section of 20 meters, and a cooling section of 15 meters, making the total kiln section 45 meters.
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Q1. Types of gear box ?
Ans. 
Types of gear boxes include spur, helical, bevel, worm, planetary, and more.
• Spur gear box: simple and efficient, used in low-speed applications

• Helical gear box: smoother and quieter operation, used in high-speed applications

• Bevel gear box: used to change the direction of power transmission

• Worm gear box: high gear ratio and self-locking feature

• Planetary gear box: compact design with high torque capacity
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Q2. Function of brake system?
Ans. 
The brake system in a vehicle is responsible for slowing down or stopping the vehicle by converting kinetic energy into heat energy.
• Converts kinetic energy into heat energy to slow down or stop the vehicle

• Consists of components such as brake pads, rotors, calipers, and brake fluid

• Uses friction between brake pads and rotors to create stopping force

• Hydraulic pressure is applied to brake pads to engage them against the ro...read more
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Q1. Salary discussion
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