Saudi Aramco Maintenance Technician Interview Questions and Answers

Q1. Difference between induction motor and synchronous motor
Ans. 
Induction motor operates on the principle of electromagnetic induction, while synchronous motor operates at a constant speed determined by the frequency of the power supply.
• Induction motor does not require any external excitation to run, while synchronous motor requires a separate DC power source for excitation.

• Induction motor has a slightly lower efficiency compared to synchronous motor.

• Synchronous motor is used in ap...read more
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Q2. Switchgear , types and working
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Q3. Transformer parts and use
Ans. 
Transformer parts include core, windings, and insulation. It is used to step up or step down voltage in electrical systems.
• Transformer parts: core, windings, insulation

• Core: provides magnetic path for flux

• Windings: primary and secondary coils

• Insulation: prevents short circuits

• Used to step up or step down voltage in electrical systems
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Q1. Tell me about yourself
Ans. 
I am a dedicated Maintenance Engineer with a strong background in mechanical and electrical systems.
• Experienced in troubleshooting and repairing machinery

• Skilled in preventive maintenance practices

• Familiar with PLC programming and automation systems

• Strong attention to detail and problem-solving skills
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Q2. Why do you want to change jobs
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Seeking new challenges and opportunities for growth in a dynamic work environment.
• Looking for new challenges and opportunities for professional growth

• Interested in working in a more dynamic and innovative work environment

• Seeking a position with more responsibilities and opportunities to learn new skills
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Mainly on basic details

Q1. Normal and easy to tackle
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Q2. Mainly on hobbies
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Q3. Your favorite book and explain it by your own words
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Q1. Galending tarmntion motar megring commissioning. Vfd
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Q2. Commissioning. Vfd motar galanding tarmntion
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Q1. Salary and packages and past Experience
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Q2. Why you want to join our company Why you leaving previous company What was your salary package and leave cycle How do you know about our company What is your expection When you are going to join
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Q1. Explain for pump
Ans. 
A pump is a mechanical device used to move fluids from one place to another.
• Pumps are commonly used in various industries such as oil and gas, water treatment, and manufacturing.

• They can be classified into different types based on their principle of operation, such as centrifugal pumps and positive displacement pumps.

• Pumps can be powered by electricity, engines, or even manual operation.

• They are essential for maintaini...read more
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Q2. Explain for types of valves
Ans. 
There are four types of valves: gate valves, globe valves, ball valves, and butterfly valves.
• Gate valves are used to control the flow of fluid by raising or lowering a gate.

• Globe valves have a disc that moves up and down to control the flow of fluid.

• Ball valves use a rotating ball with a hole in it to control the flow of fluid.

• Butterfly valves have a disc that rotates to control the flow of fluid.
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Q3. Explain for screw pump
Ans. 
A screw pump is a type of positive displacement pump that uses rotating screws to move fluid.
• Screw pumps are commonly used in various industries, including oil and gas, wastewater treatment, and food processing.

• They consist of two or more intermeshing screws that rotate in opposite directions, creating a vacuum and pushing the fluid through the pump.

• Screw pumps are known for their high efficiency, low noise levels, and...read more
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Q4. Gear box working
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Q5. How to work Fire engine with high pressure
Ans. 
Working with a fire engine under high pressure requires proper training and knowledge of the equipment.
• Ensure proper training on operating the fire engine with high pressure

• Understand the different components and controls of the fire engine

• Follow safety protocols and guidelines

• Maintain and inspect the fire engine regularly

• Practice efficient water management to maximize effectiveness

• Be aware of potential hazards and tak...read more
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Q6. PPE ALL QUESTIONS
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Q7. Safety questions
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Q8. Industrial safety
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Q9. What is PPE& full fome
Ans. 
PPE stands for Personal Protective Equipment. Full form refers to the complete expansion of an acronym or abbreviation.
• PPE is equipment worn to minimize exposure to hazards that can cause injuries or illnesses.

• Examples of PPE include safety helmets, gloves, goggles, masks, and protective clothing.

• Full form refers to the complete expansion of an acronym or abbreviation, such as PPE (Personal Protective Equipment).
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Q1. All about pump and air compressor
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Q2. Material standard
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Q3. All about screw compressor
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