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I applied via Company Website and was interviewed in May 2024. There was 1 interview round.
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Parameters of transmission line include resistance, inductance, capacitance, and conductance.
Resistance: opposition to the flow of current
Inductance: ability to store energy in a magnetic field
Capacitance: ability to store energy in an electric field
Conductance: ability to conduct electric current
Examples: coaxial cable, waveguide, twisted pair cable
Hysteresis curve is a graphical representation of the relationship between magnetic field strength and magnetization of a material.
It shows the lag between the magnetic field and the magnetization of a material.
It is used to study the magnetic properties of materials.
It is commonly used in the design of magnetic circuits and devices.
Examples include transformer cores, magnetic storage devices, and electric motors.
The s...
We use step-up transformers to reduce power loss during transmission by increasing voltage and decreasing current.
Step-up transformers increase voltage and decrease current, which reduces power loss during transmission.
This is because power loss is proportional to the square of the current, so reducing current reduces power loss.
For example, power is transmitted over long distances at high voltages (e.g. 500 kV) to red...
Power factor is the ratio of real power to apparent power in an AC circuit.
Power factor is a measure of how efficiently electrical power is being used.
It ranges from 0 to 1, with 1 being the most efficient.
A low power factor can result in higher energy costs and equipment damage.
Capacitors can be used to improve power factor.
Power factor is important in industries where large amounts of electrical power are used.
posted on 17 Apr 2021
I applied via Other and was interviewed before Apr 2020. There was 1 interview round.
Service tax has been replaced by GST since July 2017. NPV is still relevant for investment decisions.
Service tax has been subsumed under GST since July 2017
NPV stands for Net Present Value and is used to evaluate investment decisions
NPV takes into account the time value of money and calculates the present value of future cash flows
NPV is still relevant and widely used in finance and investment analysis
I applied via Job Portal and was interviewed before Sep 2021. There were 3 interview rounds.
posted on 18 Dec 2023
I applied via LinkedIn and was interviewed before Dec 2022. There were 3 interview rounds.
Discuss work related questions
I applied via Referral and was interviewed before Nov 2023. There were 2 interview rounds.
Distribution voltage refers to the voltage level at which electricity is distributed from substations to consumers.
Distribution voltage typically ranges from 4 kV to 33 kV for residential and commercial areas.
Higher distribution voltages, such as 66 kV or 132 kV, are used for industrial areas or large consumers.
The choice of distribution voltage depends on factors like distance, load requirements, and cost.
Transformers...
posted on 25 Dec 2024
I applied via Walk-in and was interviewed before Dec 2023. There was 1 interview round.
Experienced Senior Engineer with a strong background in software development and project management.
Over 10 years of experience in designing and implementing complex software solutions
Proficient in multiple programming languages such as Java, Python, and C++
Led cross-functional teams to successfully deliver projects on time and within budget
Strong problem-solving skills and ability to adapt to new technologies quickly
I have over 10 years of experience in designing and implementing complex engineering solutions.
Designed and implemented various engineering solutions for different projects
Led a team of engineers to successfully complete a major project ahead of schedule
Collaborated with cross-functional teams to ensure project success
Utilized advanced engineering tools and techniques to optimize project outcomes
Doubly Fed Induction Generators (DFIGs) are commonly used in wind turbines to allow variable speed operation and improve efficiency.
DFIGs have two sets of windings - one on the stator and one on the rotor
The rotor windings are fed with variable frequency AC power through slip rings and brushes
DFIGs allow for control of both active and reactive power output
They are more efficient than fixed speed induction generators
DFI...
Circuit diagrams are essential in electrical engineering for visualizing and understanding complex circuits.
Circuit diagrams provide a visual representation of the connections and components in a circuit.
They help engineers analyze and troubleshoot circuits more efficiently.
Circuit diagrams aid in the design and construction of electrical systems.
They are crucial for documenting and communicating circuit designs to oth...
Reading a wiring diagram involves understanding symbols, following the flow of current, and identifying components.
Start by familiarizing yourself with the symbols used in the diagram.
Follow the flow of current from the power source to the components.
Identify the different components and their connections based on the diagram.
Pay attention to the color codes and labels for wires and components.
Refer to the legend or ke...
IGBT stands for Insulated Gate Bipolar Transistor, a semiconductor device used for switching applications in power electronics.
IGBT is a type of power semiconductor device that combines the high efficiency of a MOSFET with the high current and low saturation voltage capability of a bipolar transistor.
It consists of three terminals: gate, collector, and emitter.
IGBT works by controlling the flow of current between the c...
Yes, I have experience providing training to my team.
I have conducted training sessions on new technologies and tools for my team.
I have created training materials such as presentations, manuals, and hands-on exercises.
I have mentored junior team members to help them improve their skills.
I have received positive feedback from team members on the effectiveness of my training sessions.
Proficient in various programming languages and software tools, with experience in database management and system administration.
Proficient in programming languages such as Java, Python, and C++
Experience with database management systems like MySQL and MongoDB
Skilled in system administration tasks including network configuration and troubleshooting
Familiar with software tools such as Git, Jenkins, and Docker
I climb towers as part of my job requirements on a regular basis.
I climb towers for routine maintenance checks
I climb towers to install or repair equipment
I climb towers to conduct inspections or surveys
On average, I climb towers at least once a month
BOP refers to the systems and equipment outside of the main power generating unit in a power plant.
BOP includes components like transformers, switchgear, cooling systems, and fuel systems.
It is essential for the overall functioning of the power plant.
BOP is responsible for supporting the main power generation unit and ensuring its efficient operation.
Examples of BOP components are water treatment systems, piping, and c
SCADA systems are used to monitor and control industrial processes, while PLCs are programmable devices used to automate machinery and processes.
SCADA systems gather and analyze real-time data from sensors and equipment in industrial settings.
SCADA systems allow operators to remotely monitor and control processes, alarms, and events.
PLCs are programmable devices used to automate machinery and processes based on input f...
Yes, I can create a controlling circuit diagram based on your specifications.
I will need detailed specifications including input/output requirements, components to be used, and any specific constraints.
I will create a schematic diagram using software like Eagle, Altium, or KiCad.
I will ensure the circuit meets safety standards and is optimized for performance.
I will provide documentation including a bill of materials a
Synchronous generators produce electricity at a constant frequency, while asynchronous generators do not require synchronization with the grid frequency.
Synchronous generators are connected to the grid and produce electricity at a fixed frequency, typically 50 or 60 Hz.
Asynchronous generators do not need to be synchronized with the grid frequency and can operate at variable speeds.
Synchronous generators are commonly us...
SOP is a set of step-by-step instructions compiled by an organization to help workers carry out routine operations.
SOP is a detailed document that outlines the procedures and processes to be followed in specific situations.
It ensures consistency and quality in the performance of tasks.
SOPs are used in various industries such as healthcare, manufacturing, and IT.
Examples include a SOP for handling customer complaints in...
DGR, MGR, and YGR are commonly used acronyms in the engineering field.
DGR stands for Design Gross Rating, which is the maximum allowable weight for a designed structure.
MGR stands for Maximum Gross Rating, which is the maximum weight a vehicle can carry including its own weight.
YGR could refer to Yield Gross Rating, but context is needed to determine its specific meaning.
Yes, I am knowledgeable about MTBF and MTTR in the context of engineering.
MTBF refers to the average time between failures of a system or component.
MTTR is the average time it takes to repair a failed system or component.
Both metrics are important in assessing the reliability and maintenance needs of engineering systems.
For example, a server may have an MTBF of 10,000 hours and an MTTR of 2 hours.
MTTR is more important for system reliability as it directly impacts downtime and overall system availability.
MTTR directly impacts downtime and system availability
MTBF is important for predicting failures but does not address how quickly the system can be restored
Focusing on reducing MTTR can lead to improved system reliability and performance
DFIG controls the active and reactive power independently, improving efficiency and stability in wind turbines.
DFIG allows for variable speed operation, improving efficiency in wind turbines.
It controls the active and reactive power independently, enhancing stability.
DFIG can provide grid support by injecting or absorbing reactive power as needed.
It is commonly used in wind turbines to improve power quality and grid in...
Slip in a generator refers to the difference between synchronous speed and actual rotor speed.
Slip is necessary for the generation of electrical power in a generator.
It is calculated as (Synchronous speed - Actual speed) / Synchronous speed.
Slip is typically expressed as a percentage.
Higher slip values indicate lower efficiency in the generator.
For example, in an induction generator, slip is essential for inducing curr
Sub-synchronous, synchronous, and super-synchronous speeds refer to different speeds at which a rotating machine can operate in relation to the system frequency.
Sub-synchronous speed: When the machine speed is less than the synchronous speed, typically caused by a mechanical fault or system resonance.
Synchronous speed: When the machine speed matches the system frequency, commonly seen in normal operating conditions.
Sup...
Hub system and Nacelle system are crucial components in a wind turbine for efficient energy generation.
The hub system connects the blades to the main shaft of the turbine, allowing for rotation and energy generation.
The Nacelle system houses the gearbox, generator, and other key components necessary for converting wind energy into electricity.
Proper maintenance and monitoring of these systems are essential for optimal ...
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Scientific Officer
78
salaries
| ₹9 L/yr - ₹35.4 L/yr |
Supervisor
16
salaries
| ₹2 L/yr - ₹6.5 L/yr |
Scientific Assistant
16
salaries
| ₹8.1 L/yr - ₹28.2 L/yr |
Technical Officer
14
salaries
| ₹12.7 L/yr - ₹35.3 L/yr |
Technician
14
salaries
| ₹1.5 L/yr - ₹4.8 L/yr |
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