GAIL Maintenance Fitter Interview Questions and Answers

Q1. What is the centrifugal pump internal part.
Ans. 
The internal parts of a centrifugal pump include impeller, casing, shaft, bearings, and seals.
• Impeller is the rotating component that imparts energy to the fluid.

• Casing is the stationary component that encloses the impeller and directs the flow of fluid.

• Shaft connects the impeller to the motor and transmits power.

• Bearings support the shaft and reduce friction.

• Seals prevent leakage of fluid along the shaft.

• Other interna...read more
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Q2. Why in a centrifugal pump alignment dial gauge using.
Ans. 
Centrifugal pump alignment dial gauge is used to ensure proper alignment of the pump shaft and motor shaft.
• Dial gauge helps in measuring the misalignment between the pump and motor shafts.

• It ensures that the pump operates smoothly and efficiently.

• Misalignment can cause vibration, noise, and premature wear and tear of the pump components.

• Dial gauge readings are used to adjust the pump and motor positions for proper alig...read more
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Q3. What is the safety, In a plant.
Ans. 
Safety in a plant refers to the measures taken to prevent accidents and injuries to workers and damage to equipment.
• Safety protocols and procedures should be established and followed strictly

• Workers should be trained on safety measures and provided with appropriate safety gear

• Regular maintenance and inspection of equipment and machinery

• Emergency response plans should be in place and practiced

• Regular safety audits and a...read more
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Q4. What is the cooling tower purpose.
Ans. 
Cooling tower is used to remove heat from the water-cooled system and release it into the atmosphere.
• It is used in industries to cool down the water used in various processes.

• It works on the principle of evaporation.

• It helps in conserving water by recycling it.

• It is commonly used in power plants, chemical plants, and oil refineries.

• The tower is designed to maximize the contact between air and water to facilitate heat t
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Q5. What is the centrifugal extranal part name.
Ans. 
The centrifugal external part is called impeller.
• The impeller is the rotating component of a centrifugal pump.

• It is responsible for transferring energy from the motor to the fluid being pumped.

• Examples of centrifugal pumps that use impellers include water pumps, chemical pumps, and sewage pumps.
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