IndiGrid Interview Questions, Process, and Tips for Experienced

Q1. SCADA zone related
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Q2. What cybersecurity
Ans. 
Cybersecurity refers to the practice of protecting systems, networks, and data from digital attacks.
• Cybersecurity involves implementing measures to prevent unauthorized access to data and systems.

• It includes strategies such as encryption, firewalls, and intrusion detection systems.

• Regular security audits and employee training are essential components of cybersecurity.

• Examples of cybersecurity threats include malware, p...read more
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Q1. Switchyard related questions.
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Q2. Testing of EHV equipment.
Ans. 
Testing of EHV equipment involves rigorous procedures to ensure safety and reliability.
• Testing should be conducted in accordance with relevant standards and regulations

• Various tests include insulation resistance, dielectric strength, partial discharge, and impulse tests

• Equipment should be tested periodically to detect any potential issues and ensure proper functioning

• Testing may involve specialized equipment such as hi
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Q3. Shutdown procedure.
Ans. 
Shutdown procedure involves safely powering down electrical systems to prevent damage or accidents.
• Ensure all equipment is properly shut down according to manufacturer's guidelines

• Disconnect power sources and lock out/tag out to prevent accidental re-energizing

• Perform any necessary maintenance or inspections before shutting down

• Communicate shutdown procedure to all relevant personnel to ensure safety

• Document shutdown p
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Q1. When conductor snaping what are major t & ps are required.
Ans. 
Proper tension and pressure are required to prevent conductor snapping.
• Tension must be maintained within the allowable range for the conductor.

• Proper sagging of the conductor must be ensured.

• The conductor must be free from any defects or damages.

• The temperature of the conductor must be monitored to prevent overheating.

• The conductor must be properly supported and secured.

• The pressure on the conductor must be evenly dist...read more
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Q2. How to resolve Right of way.
Ans. 
Right of way can be resolved through communication, signage, and following traffic laws.
• Communicate with other drivers and pedestrians to establish who has the right of way

• Use clear signage to indicate right of way, such as stop signs or yield signs

• Follow traffic laws and regulations to ensure safe and efficient flow of traffic

• In some cases, right of way may be determined by the type of vehicle or the direction of trav...read more
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It was a quite different and innovative first round. We were given 50 or so LR DI sort of questions along with little bit of Quants. Lots of emphasis and questions on graphs, charts, numbers and all.. and luckily I cleared for the second round.

Q1. Q. What do you know about Transmission lines?
Ans. 
Transmission lines are used to transfer electrical energy from power plants to substations and distribution lines.
• Transmission lines are high voltage power lines that can span hundreds of miles.

• They are used to transport electricity from power plants to substations and distribution lines.

• Transmission lines are typically made of steel or aluminum and are supported by tall towers.

• The voltage on transmission lines can ran...read more
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Q2. Q. Tell us about your internships.
Ans. 
I have completed internships in both mechanical and electrical engineering fields.
• Internship in a mechanical engineering firm where I worked on designing and testing prototypes.

• Internship in an electrical engineering company where I assisted in the installation and maintenance of electrical systems.

• Participated in a research internship focused on renewable energy sources.

• Completed an internship at a manufacturing plant...read more
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Q3. Q. Which motors are used for traction purpose
Ans. 
DC motors and AC induction motors are commonly used for traction purpose.
• DC motors are used in electric trains, trams, and trolleybuses.

• AC induction motors are used in electric cars and hybrid vehicles.

• Traction motors are designed to provide high torque at low speeds.

• The motor must be able to handle the high starting currents and frequent stops and starts.

• Regenerative braking is used to recover energy during braking an
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Q4. Q. What are the types of transmission line towers?
Ans. 
There are mainly four types of transmission line towers: suspension, tension, angle, and dead-end towers.
• Suspension towers are used to support the high voltage transmission lines over a long span.

• Tension towers are used to support the high voltage transmission lines when the line changes its direction.

• Angle towers are used to support the high voltage transmission lines when the line changes its direction at an angle.

• De...read more
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Q1. Q. Tell us about your internship.
Ans. 
I completed an internship at XYZ Company where I gained hands-on experience in engineering projects.
• Worked on designing and testing prototypes for a new product

• Collaborated with a team of engineers to analyze data and solve technical problems

• Assisted in conducting experiments and collecting data for research purposes

• Learned to use various engineering software and tools such as AutoCAD and MATLAB

• Presented findings and r...read more
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Q2. Q. Describe briefly about an ICT (Interconnecting transformer).
Ans. 
An ICT is an interconnecting transformer used to connect two different power systems.
• ICTs are used to connect power systems with different voltage levels.

• They are also used to isolate different parts of a power system.

• ICTs can be used to provide galvanic isolation between two systems.

• They are commonly used in power substations and industrial settings.

• Examples of ICTs include autotransformers and isolation transformers.
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Q3. Q. Please tell us about traveling and why it is given in substations.
Ans. 
Traveling is the movement of electrical energy from one point to another in a substation.
• Traveling is important in substations to distribute electrical energy to different parts of the substation.

• It is necessary to ensure that the energy is distributed evenly and efficiently.

• Traveling is achieved through the use of transformers, circuit breakers, and other electrical equipment.

• It is also important to monitor traveling ...read more
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Q4. Q. What's your favourite subject and why?
Ans. 
My favorite subject is Mechanical Engineering because I am fascinated by how machines work and how they can be designed to solve complex problems.
• I enjoy learning about the principles of mechanics and thermodynamics.

• I find it exciting to apply theoretical concepts to real-world engineering projects.

• I appreciate the interdisciplinary nature of Mechanical Engineering, which involves aspects of physics, materials science,...read more
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Q1. What is your family background?
Ans. 
My family background is diverse and supportive.
• My family consists of my parents, two siblings, and myself.

• We come from different professional backgrounds, including engineering, teaching, and business.

• My parents have always been supportive of my educational and career goals.

• We value education and hard work in our family.

• My siblings and I have always encouraged each other to pursue our passions.

• We have a close-knit rela...read more
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Q2. What are your strengths and weaknesses?
Ans. 
My strengths include problem-solving, adaptability, and teamwork. My weaknesses include public speaking and impatience.
• Strengths: problem-solving - I enjoy analyzing complex problems and finding effective solutions.

• Strengths: adaptability - I am able to quickly adjust to new situations and work well under pressure.

• Strengths: teamwork - I collaborate effectively with others and value the input of my team members.

• Weaknes...read more
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Q3. Tell me about yourself.
Ans. 
I am a recent graduate with a degree in engineering, seeking a position as a Graduate Engineer Trainee.
• Recent graduate with a degree in engineering

• Seeking a position as a Graduate Engineer Trainee

• Strong knowledge in [specific engineering field]

• Experience with [relevant software/tools]

• Completed internships at [company/organization]

• Excellent problem-solving and analytical skills
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Q4. What are you gonna do to manage people who will be older than you and make them work for you?
Ans. 
To manage older employees, I will focus on building trust, effective communication, and leveraging their experience.
• Build trust by showing respect for their knowledge and expertise

• Communicate openly and transparently to ensure everyone is on the same page

• Involve older employees in decision-making processes to make them feel valued

• Recognize and appreciate their experience by seeking their input and advice

• Create a collab...read more
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Q5. What you know about us?
Ans. 
The company is a leading engineering firm specializing in various sectors.
• The company has a strong presence in the engineering industry.

• They offer graduate engineer trainee programs to fresh graduates.

• They have expertise in multiple sectors such as civil engineering, mechanical engineering, electrical engineering, etc.

• The company is known for its innovative solutions and cutting-edge technology.

• They have a global clien...read more
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