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Nava Limited Interview Questions and Answers
15 Interview questions
Key aspects of power plant operations include efficiency, safety, maintenance, and regulatory compliance.
Efficiency: Maximizing output while minimizing fuel consumption, e.g., using combined cycle technology.
Safety: Implementing strict safety protocols to protect personnel and equipment, e.g., regular safety drills.
Maintenance: Conducting routine inspections and repairs to ensure optimal performance, e.g., schedul...
Turbines convert thermal energy into mechanical energy, driving generators to produce electricity in power plants.
Turbines operate on the principle of converting steam or gas energy into rotational energy.
In thermal power plants, steam turbines use high-pressure steam generated from boiling water to turn the turbine blades.
Gas turbines utilize combustion gases from burning fuel to spin the turbine, commonly used i...
During a plant black out and island, I would prioritize safety, assess the situation, implement emergency protocols, and work to restore power.
Prioritize safety of personnel and equipment
Assess the situation to determine the cause of the blackout
Implement emergency protocols to ensure stability of the plant
Work to restore power by troubleshooting and fixing the issue
Communicate with relevant stakeholders and autho...
Water parameters in feed water and steam path are crucial for efficient operation and maintenance of the system.
Feed water parameters include pH level, conductivity, dissolved oxygen, and total dissolved solids.
Steam path parameters include steam pressure, temperature, and quality.
Maintaining proper water parameters is essential to prevent corrosion, scaling, and other issues in the system.
Regular monitoring and t...
Boiler cold start up procedure involves several steps to ensure safe and efficient operation.
Check water level in the boiler to ensure it is at the correct level
Open the main steam valve and close the bypass valve
Start the boiler feed water pump to fill the boiler with water
Purge the air from the boiler by opening the air vent valves
Turn on the boiler burner and ignite the fuel to start heating the water
Monitor th...
I have experience using mobile tools such as Android Studio, Xcode, and React Native for app development.
Android Studio
Xcode
React Native
Severity is the impact of a bug on the system, while priority is the urgency of fixing it.
Severity is the measure of how much a bug affects the system functionality.
Priority is the importance of fixing a bug based on business needs.
Example: A critical bug that crashes the system has high severity and high priority.
Example: A cosmetic bug that doesn't affect functionality has low severity but high priority if it's ...
Provision is estimated based on past experience, current trends, and future expectations.
Provision is an estimate of a liability or expense that may occur in the future.
It is based on past experience, current trends, and future expectations.
Provision can be estimated for various expenses such as bad debts, warranties, and legal claims.
The estimation process involves analyzing historical data, market trends, and ec...
I always prioritize safety when working at heights by following specific precautions.
Wearing appropriate personal protective equipment (PPE) such as safety harnesses, helmets, and non-slip footwear
Using fall protection systems like guardrails, safety nets, or lifelines
Regularly inspecting and maintaining equipment like ladders, scaffolds, and platforms
Ensuring proper training and certification for working at heigh...
Fe 415 and 500 are different grades of steel used in construction.
Fe 415 has a yield strength of 415 MPa, while Fe 500 has a yield strength of 500 MPa.
Fe 415 is commonly used for residential construction, while Fe 500 is used for commercial and industrial structures.
Fe 500 provides higher strength and durability compared to Fe 415.
Fe 415 is more economical than Fe 500.
Fe 415 is suitable for areas with low seismic ...
Nava Limited Interview Experiences
22 interviews found
Anonymous
Selected
I applied via Walk-in and was interviewed in Sep 2024. There were 2 interview rounds.
Very nicely & strictly selected
(2 Questions)
- Q1. About my job professiinal
- Q2. Details about work profile
(4 Questions)
- Q1. What is a AFBC Boiler?
- Ans.
AFBC Boiler stands for Atmospheric Fluidized Bed Combustion Boiler, which is a type of boiler that utilizes a bed of hot particles to burn fuel.
Utilizes a bed of hot particles to burn fuel
Operates at atmospheric pressure
Suitable for fuels with low quality and high ash content
- Q2. What will you do during plant black out and island ?
- Ans.
During a plant black out and island, I would prioritize safety, assess the situation, implement emergency protocols, and work to restore power.
Prioritize safety of personnel and equipment
Assess the situation to determine the cause of the blackout
Implement emergency protocols to ensure stability of the plant
Work to restore power by troubleshooting and fixing the issue
Communicate with relevant stakeholders and authoritie...
- Q3. What are the water parameters in feed water and steam path.
- Ans.
Water parameters in feed water and steam path are crucial for efficient operation and maintenance of the system.
Feed water parameters include pH level, conductivity, dissolved oxygen, and total dissolved solids.
Steam path parameters include steam pressure, temperature, and quality.
Maintaining proper water parameters is essential to prevent corrosion, scaling, and other issues in the system.
Regular monitoring and testin...
- Q4. Describe boiler cold start up procedure.
- Ans.
Boiler cold start up procedure involves several steps to ensure safe and efficient operation.
Check water level in the boiler to ensure it is at the correct level
Open the main steam valve and close the bypass valve
Start the boiler feed water pump to fill the boiler with water
Purge the air from the boiler by opening the air vent valves
Turn on the boiler burner and ignite the fuel to start heating the water
Monitor the boi...
(2 Questions)
- Q1. What is your salary expectations?
- Ans.
My salary expectations are in line with industry standards and commensurate with my experience and qualifications.
Research industry standards for Engineer Desk Operation salaries
Consider my experience and qualifications when determining salary expectations
Be prepared to negotiate based on job responsibilities and benefits package
- Q2. When can you join?
- Ans.
I can join within 2 weeks of receiving a job offer.
I can start within 2 weeks of receiving a job offer.
My current job requires a 2-week notice period.
I have ongoing projects that need to be completed before I can start.
Interview Preparation Tips
Selected
I appeared for an interview in Feb 2025, where I was asked the following questions.
- Q1. Regarding experience
- Q2. Work related only
Selected
I appeared for an interview in Dec 2024, where I was asked the following questions.
- Q1. Job responsibility of previous job?
- Q2. Management of mi?
- Q3. Responsibility of industrial medical officer?
- Q4. Questions regarding my previous experience and regarding the cases i managed
Interview Preparation Tips
I applied via Walk-in
Group discussion about the work and experience, technical knowledge and others.
Interview Preparation Tips
(5 Questions)
- Q1. Tell me about yourself
- Q2. Difference between severity and priority
- Ans.
Severity is the impact of a bug on the system, while priority is the urgency of fixing it.
Severity is the measure of how much a bug affects the system functionality.
Priority is the importance of fixing a bug based on business needs.
Example: A critical bug that crashes the system has high severity and high priority.
Example: A cosmetic bug that doesn't affect functionality has low severity but high priority if it's a cus...
- Q3. Mobile tools you used
- Ans.
I have experience using mobile tools such as Android Studio, Xcode, and React Native for app development.
Android Studio
Xcode
React Native
- Q4. Bug tracking tools
- Q5. Questions about jira
Skills evaluated in this interview
I appeared for an interview in Mar 2025, where I was asked the following questions.
- Q1. All types sensor and transmitter knowledge
- Q2. Leucine knowledge
Selected
I appeared for an interview before Apr 2024, where I was asked the following questions.
- Q1. What are the key aspects of power plant operations?
- Ans.
Key aspects of power plant operations include efficiency, safety, maintenance, and regulatory compliance.
Efficiency: Maximizing output while minimizing fuel consumption, e.g., using combined cycle technology.
Safety: Implementing strict safety protocols to protect personnel and equipment, e.g., regular safety drills.
Maintenance: Conducting routine inspections and repairs to ensure optimal performance, e.g., scheduled tu...
- Q2. What is the role of a turbine in a power plant?
- Ans.
Turbines convert thermal energy into mechanical energy, driving generators to produce electricity in power plants.
Turbines operate on the principle of converting steam or gas energy into rotational energy.
In thermal power plants, steam turbines use high-pressure steam generated from boiling water to turn the turbine blades.
Gas turbines utilize combustion gases from burning fuel to spin the turbine, commonly used in com...
Interview Preparation Tips
I applied via Naukri.com and was interviewed in Jun 2023. There were 3 interview rounds.
Aptitude test with 45 mins time and 45 questions
(2 Questions)
- Q1. Types of transformers
- Ans.
Transformers are devices that transfer electrical energy between two or more circuits through electromagnetic induction.
Step-up transformer increases voltage levels (e.g. power distribution)
Step-down transformer decreases voltage levels (e.g. household appliances)
Auto transformer has a single winding with multiple taps for voltage adjustment
Isolation transformer provides electrical isolation between input and output ci...
- Q2. Types of motors and turbines
- Ans.
Types of motors include AC motors, DC motors, synchronous motors, and induction motors. Turbines include steam turbines, gas turbines, and wind turbines.
AC motors: commonly used in household appliances and industrial applications
DC motors: used in electric vehicles, robotics, and small household appliances
Synchronous motors: used in applications requiring precise speed control
Induction motors: widely used in industrial...
Selected
I applied via Recruitment Consulltant and was interviewed in Jun 2023. There were 3 interview rounds.
Emergency Handling in Boiler and Turbine
(1 Question)
- Q1. Salary negotiation
Top trending discussions
Nava Limited Interview FAQs
The duration of Nava Limited interview process can vary, but typically it takes about less than 2 weeks to complete.
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Nava Limited Interviews By Designations
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Nava Limited Reviews and Ratings
based on 288 reviews
Rating in categories
Hyderabad / Secunderabad
2-7 Yrs
₹ 2-4 LPA
Hyderabad / Secunderabad
3-8 Yrs
₹ 5-15 LPA
|
Assistant Manager
53
salaries
|  ₹4.4 L/yr - ₹10 L/yr |
|
Engineer
46
salaries
| ₹3 L/yr - ₹7.1 L/yr |
|
Junior Manager
37
salaries
| ₹3 L/yr - ₹12.2 L/yr |
|
Senior Engineer
23
salaries
| ₹3 L/yr - ₹7.8 L/yr |
|
Electrical Engineer
20
salaries
| ₹2.5 L/yr - ₹7.5 L/yr |
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