Gujarat Alkalies & Chemicals Apprenticeship Trainee Interview Questions and Answers

Q1. Share details of your previous job.
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Q2. What are your strengths and weaknesses?
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Q3. Tell me about yourself.
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Q1. What Is GMAW ?
Ans. 
GMAW stands for Gas Metal Arc Welding, a welding process that uses a continuous solid wire electrode and shielding gas to create a weld.
• Uses a continuous solid wire electrode

• Requires a shielding gas to protect the weld from atmospheric contamination

• Commonly used in industries like automotive, construction, and manufacturing
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Q2. What are different between MIG & MAG ?
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MIG stands for Metal Inert Gas welding, while MAG stands for Metal Active Gas welding. The main difference lies in the type of shielding gas used.
• MIG welding uses inert gases like argon or helium to shield the weld pool from atmospheric contamination, while MAG welding uses active gases like carbon dioxide or a mixture of gases.

• MIG welding is typically used for non-ferrous metals like aluminum, while MAG welding is mor...read more
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Q3. What is WPS Procee ?
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WPS Procee is a welding procedure specification that outlines the details of a specific welding process.
• WPS Procee includes information such as welding materials, welding parameters, preheat and post-weld heat treatment requirements.

• It is essential for ensuring consistency and quality in welding operations.

• WPS Procee is often required in industries such as construction, manufacturing, and oil & gas.

• Example: A WPS Proce...read more
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Q4. What is PQR Process ?
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PQR Process is a procedure used in welding to qualify the welding procedure specification.
• PQR stands for Procedure Qualification Record.

• It involves testing and documenting the variables used during the welding process.

• The purpose is to ensure that the welding procedure will produce the desired quality of welds.

• PQR Process is essential for ensuring the integrity and strength of welded joints.

• Examples of variables tested...read more
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Q1. Tell about yourself.
Ans. 
Experienced Senior Engineer with a strong background in software development and project management.
• Over 10 years of experience in software engineering

• Proficient in multiple programming languages such as Java, Python, and C++

• Led successful projects from conception to completion, resulting in increased efficiency and cost savings

• Strong problem-solving skills and ability to work well in a team environment
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Q2. Why you want to switch your job .
Ans. 
Seeking new challenges and opportunities for growth.
• Looking for a new environment to learn and develop new skills.

• Interested in working on different projects to broaden my experience.

• Seeking a company with better career advancement opportunities.

• Want to explore new technologies and methodologies in the industry.
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Q1. Online examination with 60 Technical questions in 60 minutes
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Online examination of 30 questions in 30 minutes

Online examination of 30 questions in 30 minutes

Q1. Personal details, background, work experience, Strengths & weakness
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Q1. Basics of instrumentation, control system, field instrumentation, job role
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Q1. Overall plant proceess, job role, manpower handling and budget
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Q1. Family background and reason for chamge
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Q1. Parts of Lathe machine & Working principal
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Lathe machine is used for shaping and cutting materials. It consists of several parts that work together to perform the desired task.
• The bed is the base of the machine and supports all other parts.

• The headstock holds the spindle and chuck, which rotate the workpiece.

• The tailstock supports the other end of the workpiece and can be moved along the bed.

• The carriage moves along the bed and holds the cutting tool.

• The cuttin...read more
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Q2. Drilling machine types
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Drilling machines are used to create holes in various materials. There are several types of drilling machines available.
• Some common types of drilling machines include benchtop, radial arm, magnetic, and portable drills.

• Benchtop drills are stationary machines that are mounted on a workbench or stand.

• Radial arm drills have a long arm that can be moved around to drill holes in different positions.

• Magnetic drills use a mag...read more
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Test was basically about subject related questions

Q1. Interview was also about subject related questions like what i studies and what i do in practicals
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Q1. What is cavitation
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Cavitation is the formation of vapor bubbles in a liquid when the local pressure drops below the vapor pressure of the liquid.
• Occurs in pumps, propellers, and other fluid flow systems

• Can cause damage to equipment due to the collapse of vapor bubbles

• Can be controlled by design modifications or using cavitation-resistant materials
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Q2. What is NPSH and types of fluid
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NPSH stands for Net Positive Suction Head. Types of fluid include liquid and gas.
• NPSH is a measure of the pressure available to prevent cavitation in a pump

• Types of fluid include liquid (water, oil) and gas (air, steam)

• NPSH is important in pump selection and operation
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