NTPC Interview Questions, Process, and Tips

Q1. FGD related questions
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Q2. SAP related questions
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Q3. How to do inspection
Ans. 
Inspection in mechanical engineering involves examining and evaluating components to ensure they meet quality standards.
• Perform visual inspections to check for defects or abnormalities

• Utilize measuring tools such as calipers, micrometers, and gauges to verify dimensions

• Conduct non-destructive testing methods like ultrasonic testing or magnetic particle inspection

• Document inspection results and create reports for qualit
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Q4. What is the percentage of So2 removed by FGD system
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The percentage of SO2 removed by a FGD system varies depending on the specific system and conditions.
• The percentage of SO2 removal by a FGD system can range from 50% to over 90%, depending on the type of FGD system used.

• Factors such as the type of coal being burned, the design of the FGD system, and operating conditions can all impact the efficiency of SO2 removal.

• For example, a wet FGD system typically achieves higher...read more
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Q1. What is difference between electrical and electronics
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Electrical engineering deals with the study and application of electricity, while electronics focuses on the study and application of electronic devices and circuits.
• Electrical engineering primarily deals with the generation, transmission, and distribution of electrical power.

• Electronics focuses on the design and development of electronic circuits and devices.

• Electrical engineering involves working with large-scale pow...read more
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Q2. Working principle generator and transformer
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Q3. What do you means by Plant capacity
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Plant capacity refers to the maximum output or production capability of a manufacturing facility.
• Plant capacity is the maximum amount of goods or services that a plant can produce within a given time period.

• It is often measured in terms of units produced per hour, day, week, or month.

• Factors that determine plant capacity include the size of the facility, the efficiency of the production process, and the availability of...read more
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Global warming impact of co2 in environment

Q1. What is HVDC devices
Ans. 
HVDC devices are high voltage direct current devices used for transmitting electricity over long distances with lower losses.
• HVDC devices convert AC power to DC power for efficient long-distance transmission

• Examples include HVDC converters, HVDC transmission lines, and HVDC substations

• HVDC technology is used in renewable energy projects and interconnecting power grids
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Q2. Why is ps iimportanat for us
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PS (Project Schedule) is important for ensuring timely completion of projects, managing resources efficiently, and meeting project deadlines.
• PS helps in planning and organizing project activities in a systematic manner.

• It allows for better resource allocation and management to ensure project completion within budget.

• PS helps in identifying potential delays and taking corrective actions to keep the project on track.

• It e...read more
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Q1. Mechanical engineering
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Q2. Diploma Mechanical engineering
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Q3. Saller in month
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Q1. Mechanical engineering
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Q2. Diploma mechanical engineering fitter
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No of questions technical 70
Aptitude 50

Q1. Concerned background and some Power plant related questions
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Q2. Boiler pressure Why steam bipass lp turbine
Ans. 
Steam is bypassed from the LP turbine to control boiler pressure and prevent damage to the turbine.
• Bypassing steam from the LP turbine helps control boiler pressure by diverting excess steam away from the turbine.

• This is done to prevent overloading the turbine and causing damage to its components.

• It also allows for better control of the overall system and ensures efficient operation of the boiler.

• Examples: During perio...read more
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Q1. About yourself and hobbies
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Q1. Concerned subjects
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Q1. COLOUR CODE OF BOILER TUBES
Ans. 
Boiler tubes are color coded for easy identification and maintenance purposes.
• Boiler tubes are typically color coded based on their function or material composition.

• Common color codes include blue for feedwater tubes, red for steam tubes, and green for superheater tubes.

• Color coding helps maintenance personnel quickly identify and troubleshoot issues with specific tubes.

• Color coding also aids in proper installation and...read more
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Q1. EXPECTATIONS FROM NTPC
Ans. 
NTPC expects employees to demonstrate strong leadership, technical skills, commitment to safety, and dedication to achieving company goals.
• Demonstrate strong leadership skills in managing teams and projects

• Possess technical expertise relevant to the role

• Prioritize safety in all operations and decision-making

• Show dedication to achieving NTPC's goals and objectives
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