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UTL Solar Service Engineer Interview Questions, Process, and Tips

Updated 21 Nov 2023

Top UTL Solar Service Engineer Interview Questions and Answers

View all 12 questions

UTL Solar Service Engineer Interview Experiences

5 interviews found

Service Engineer Interview Questions & Answers

user image JAYANTA MALAKAR

posted on 1 Nov 2023

Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Technical 

(2 Questions)

  • Q1. Basic ups inverter battery related questions
  • Q2. Power Calculation
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Naukri.com and was interviewed before Nov 2022. There were 2 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Technical 

(3 Questions)

  • Q1. Inverter battery and solar related questions
  • Q2. Working process of electronic components and oms law
  • Ans. 

    Electronic components work based on Ohm's Law, which relates voltage, current, and resistance.

    • Ohm's Law states that V = I * R, where V is voltage, I is current, and R is resistance.

    • Electronic components such as resistors, capacitors, and inductors follow Ohm's Law in their operation.

    • Understanding Ohm's Law helps in designing and troubleshooting electronic circuits.

    • For example, in a circuit with a 12V battery and a 4 oh...

  • Answered by AI
  • Q3. About MOSFET, capacitor, resistance, colourcoding of resistance

Interview Preparation Tips

Topics to prepare for UTL Solar Service Engineer interview:
  • Electronic and battery inverter
  • Solar
Interview preparation tips for other job seekers - Easy to work with UTL solar

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Q5. If we want to increase engine torque, how?

Interview Questionnaire 

5 Questions

  • Q1. What is Igbt ?
  • Ans. 

    IGBT stands for Insulated Gate Bipolar Transistor. It is a power semiconductor device used for switching and amplifying electrical signals.

    • IGBT combines the advantages of both MOSFET and bipolar junction transistor.

    • It has a high input impedance like a MOSFET and a low on-state voltage drop like a bipolar transistor.

    • IGBTs are commonly used in applications such as motor drives, power supplies, and renewable energy system...

  • Answered by AI
  • Q2. How to test Battery
  • Ans. 

    To test a battery, you can use a multimeter to measure voltage, perform a load test, and check for any physical damage or leaks.

    • Use a multimeter to measure the voltage of the battery. A healthy battery should have a voltage close to its rated voltage.

    • Perform a load test by connecting a known load to the battery and monitoring its voltage drop. A healthy battery should maintain a stable voltage.

    • Inspect the battery for a...

  • Answered by AI
  • Q3. What is Mosfet
  • Ans. 

    A MOSFET (Metal-Oxide-Semiconductor Field-Effect Transistor) is a type of transistor used for amplifying or switching electronic signals.

    • MOSFET is a three-terminal device that consists of a source, a drain, and a gate.

    • It is made up of a metal gate electrode separated from the semiconductor channel by a thin insulating layer of oxide.

    • MOSFETs are widely used in various electronic devices such as computers, smartphones, a...

  • Answered by AI
  • Q4. Brown black red resistant
  • Q5. Working and check process diode ,bjt ,mosfet

Interview Preparation Tips

Interview preparation tips for other job seekers - Basic knowledge Electronics Component
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Approached by Company and was interviewed before May 2022. There were 2 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Technical 

(5 Questions)

  • Q1. What is inverter
  • Ans. 

    An inverter is an electronic device that converts DC power to AC power.

    • Inverters are commonly used in solar power systems to convert DC power from solar panels to AC power for use in homes and businesses.

    • They are also used in cars to convert DC power from the battery to AC power for charging devices.

    • Inverters come in different sizes and capacities depending on the amount of power they can convert.

    • They can be pure sine ...

  • Answered by AI
  • Q2. How we check a inverter current
  • Ans. 

    Inverter current can be checked using a clamp meter or a multimeter.

    • Use a clamp meter to measure the current flowing through the inverter's output wires

    • Set the clamp meter to the appropriate range and clamp it around one of the output wires

    • Read the current value displayed on the clamp meter

    • Alternatively, use a multimeter to measure the voltage drop across a shunt resistor in series with the output wires

    • Calculate the cu

  • Answered by AI
  • Q3. Function of igbt
  • Ans. 

    IGBT stands for Insulated Gate Bipolar Transistor. It is a power semiconductor device used for switching and amplifying electrical power.

    • IGBT combines the advantages of both MOSFET and BJT transistors

    • It is used in various applications such as motor drives, power supplies, renewable energy systems, etc.

    • IGBT has a high input impedance and low on-state voltage drop

    • It is capable of handling high current and voltage levels

    • I

  • Answered by AI
  • Q4. Color code of resistance
  • Ans. 

    The color code of resistance is used to identify the resistance value of a resistor.

    • The color code consists of four or five colored bands on the resistor.

    • The first two bands represent the significant digits of the resistance value.

    • The third band represents the multiplier.

    • The fourth band represents the tolerance.

    • The fifth band, if present, represents the temperature coefficient.

    • For example, a resistor with bands of brow...

  • Answered by AI
  • Q5. Function of diode
  • Ans. 

    A diode is an electronic component that allows current to flow in one direction and blocks it in the opposite direction.

    • Diodes are commonly used in rectifiers to convert AC to DC

    • They are also used in voltage regulators to maintain a constant voltage

    • Diodes can be used as a switch in electronic circuits

    • They are made of semiconductor materials such as silicon or germanium

  • Answered by AI

UTL Solar interview questions for designations

 Field Service Engineer

 (3)

 on-Site Service Engineer

 (1)

 SMT Engineer

 (1)

 Maintenance Engineer

 (1)

 Sales and Service

 (1)

 Quaity Control Engineer

 (1)

 Test Engineer

 (6)

 Validation Engineer

 (2)

Interview experience
3
Average
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Indeed and was interviewed before Mar 2022. There were 3 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - HR 

(3 Questions)

  • Q1. What is your name and where r u from
  • Q2. Qualification,and working experience
  • Q3. Why do you want to work in utl
Round 3 - Technical 

(3 Questions)

  • Q1. What is the resistance
  • Ans. 

    Resistance is the opposition to the flow of electric current.

    • Resistance is measured in ohms (Ω)

    • It is caused by the interaction between electrons and the atoms of a material

    • Materials with high resistance are called insulators, while those with low resistance are called conductors

    • Resistance can be calculated using Ohm's Law: R = V/I

    • Examples of resistors include light bulbs, heating elements, and electronic components

  • Answered by AI
  • Q2. What is capacitor and diode
  • Ans. 

    A capacitor is an electronic component that stores energy in an electric field, while a diode is a semiconductor device that allows current to flow in only one direction.

    • Capacitors are commonly used in electronic circuits to filter out noise and stabilize voltage.

    • Diodes are used in rectifiers, voltage regulators, and signal demodulators.

    • Capacitors are measured in farads, while diodes are measured in volts and amperes.

  • Answered by AI
  • Q3. What is the transistor
  • Ans. 

    A transistor is a semiconductor device used to amplify or switch electronic signals and power.

    • It has three layers of semiconductor material: P-type, N-type, and P-type.

    • It can be used as an amplifier to increase the strength of a weak signal.

    • It can also be used as a switch to turn a circuit on or off.

    • Transistors are commonly used in electronic devices such as computers, radios, and televisions.

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - One has to drive bike to work in the company, she should come

Get interview-ready with Top UTL Solar Interview Questions

Interview questions from similar companies

Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Naukri.com and was interviewed before May 2023. There were 3 interview rounds.

Round 1 - Technical 

(12 Questions)

  • Q1. What are the lifecycle methods?
  • Ans. 

    Lifecycle methods are methods that are automatically called at certain points in the lifecycle of a component in React.

    • Lifecycle methods include componentDidMount, componentDidUpdate, componentWillUnmount, etc.

    • These methods allow developers to perform actions at specific points in a component's lifecycle, such as fetching data after the component has been rendered.

    • They are used to manage side effects, perform cleanup, ...

  • Answered by AI
  • Q2. What are the advantages and features of react?
  • Ans. 

    React is a popular JavaScript library for building user interfaces.

    • Component-based architecture for reusability and easy maintenance

    • Virtual DOM for efficient updates and performance optimization

    • JSX syntax for writing HTML within JavaScript

    • One-way data binding for predictable data flow

    • Support for server-side rendering for improved SEO

    • Large community and ecosystem with many third-party libraries and tools

  • Answered by AI
  • Q3. Difference between class and functional components?
  • Ans. 

    Class components are ES6 classes that extend from React.Component and have state and lifecycle methods, while functional components are simple functions that take props as input and return JSX.

    • Class components are defined using ES6 classes and have a render method.

    • Functional components are defined as simple functions that take props as input and return JSX.

    • Class components can have state and lifecycle methods like comp...

  • Answered by AI
  • Q4. What are the Higher order components?
  • Ans. 

    Higher order components are functions that take a component and return a new component with additional functionality.

    • Higher order components enhance the functionality of existing components

    • They can be used for code reusability and separation of concerns

    • Examples include withRouter from React Router and connect from React Redux

  • Answered by AI
  • Q5. What are the React hooks?
  • Ans. 

    React hooks are functions that let you use state and other React features without writing a class.

    • React hooks were introduced in React 16.8.

    • They allow you to use state and other React features in functional components.

    • Some commonly used hooks are useState, useEffect, useContext, and useReducer.

    • Hooks are more flexible and easier to use compared to class components.

  • Answered by AI
  • Q6. What is the difference between contextAPI and Redux?
  • Ans. 

    ContextAPI is a built-in feature in React for managing global state, while Redux is a separate library for state management in React applications.

    • ContextAPI is built into React, while Redux is a separate library.

    • ContextAPI is primarily used for managing global state in a React application.

    • Redux provides a centralized store for state management and follows a unidirectional data flow.

    • ContextAPI is simpler to use for smal...

  • Answered by AI
  • Q7. What are the semantic elements in html?
  • Ans. 

    Semantic elements in HTML are tags that clearly define the content they wrap, providing meaning to both browsers and developers.

    • Semantic elements help improve SEO by providing search engines with better understanding of the content.

    • Examples of semantic elements include <header>, <footer>, <article>, <section>, <nav>, <aside>, <main>, <figure>, <figcaption>, <deta...

  • Answered by AI
  • Q8. What are the pseudo elements?
  • Ans. 

    Pseudo elements are used in CSS to style specific parts of an element.

    • Pseudo elements are denoted by double colons (::) in CSS.

    • They allow styling of specific parts of an element, like the first letter or line.

    • Common pseudo elements include ::before, ::after, ::first-line, and ::first-letter.

  • Answered by AI
  • Q9. What is box model?
  • Ans. 

    The box model is a fundamental concept in CSS that defines the layout of elements on a webpage.

    • The box model consists of content, padding, border, and margin.

    • Content: the actual content of the element, such as text or images.

    • Padding: space between the content and the border.

    • Border: a line that goes around the padding and content.

    • Margin: space outside the border, separating the element from other elements.

  • Answered by AI
  • Q10. What is hoisting?
  • Ans. 

    Hoisting is a JavaScript mechanism where variable and function declarations are moved to the top of their containing scope during the compilation phase.

    • Variable and function declarations are hoisted to the top of their scope.

    • Only declarations are hoisted, not initializations.

    • Function declarations take precedence over variable declarations.

    • Example: console.log(myVar); var myVar = 10; // Output: undefined

    • Example: cons...

  • Answered by AI
  • Q11. What is difference between normal function and arrow function?
  • Ans. 

    Normal functions are defined using the function keyword, while arrow functions are defined using the => syntax.

    • Normal functions are hoisted, while arrow functions are not hoisted.

    • Arrow functions do not have their own 'this' keyword, they inherit it from the parent scope.

    • Arrow functions do not have their own 'arguments' object.

    • Arrow functions are more concise and have implicit return.

    • Arrow functions cannot be used as co

  • Answered by AI
  • Q12. What is splice and slice?
  • Ans. 

    Splice and slice are methods used in programming to manipulate arrays.

    • Splice is used to add or remove elements from an array at a specific index.

    • Slice is used to extract a portion of an array and returns a new array.

    • Example of splice: array.splice(2, 0, 'new element') - adds 'new element' at index 2.

    • Example of slice: array.slice(1, 4) - extracts elements from index 1 to 3.

  • Answered by AI
Round 2 - Coding Test 

Coding questions on Java script like array methods and objects handling. coding questions on React is like life cycle methods using functional components and state management.

Round 3 - HR 

(2 Questions)

  • Q1. Why should we hire you?
  • Q2. How do you handle the work?

Skills evaluated in this interview

Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(2 Questions)

  • Q1. Concrete technology
  • Q2. Soil and steel testing and field observation

Interview Questionnaire 

1 Question

  • Q1. Technical questions, safety.

Interview Preparation Tips

Interview preparation tips for other job seekers - If u r joined directly to client side of clean max it good, but if you joined 3rd party thy treet like labours.
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Properly align and format text in your resume. A recruiter will have to spend more time reading poorly aligned text, leading to high chances of rejection.
View all tips
Round 2 - HR 

(1 Question)

  • Q1. About yourself and how many experience in SCM
Round 3 - Technical 

(1 Question)

  • Q1. Subscription materials details

I applied via Walk-in and was interviewed in May 2021. There were 4 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. Question asked from both boiler, turbine & interlock protection of equipment.How to handle the equipment during emergency situation etc

Interview Preparation Tips

Interview preparation tips for other job seekers - Telephonic conversation had been taken for 40 minutes maximum.Try to give answers promptly & very shortly.

UTL Solar Interview FAQs

How many rounds are there in UTL Solar Service Engineer interview?
UTL Solar interview process usually has 2-3 rounds. The most common rounds in the UTL Solar interview process are Resume Shortlist, Technical and HR.
How to prepare for UTL Solar Service Engineer interview?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at UTL Solar. The most common topics and skills that interviewers at UTL Solar expect are Battery, Service Engineering, YUI, OOAD and Technical Support.
What are the top questions asked in UTL Solar Service Engineer interview?

Some of the top questions asked at the UTL Solar Service Engineer interview -

  1. What is Igbt...read more
  2. Working process of electronic components and oms ...read more
  3. How we check a inverter curr...read more

Tell us how to improve this page.

UTL Solar Service Engineer Interview Process

based on 5 interviews

2 Interview rounds

  • Resume Shortlist Round
  • Technical Round
View more

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UTL Solar Service Engineer Salary
based on 52 salaries
₹1.4 L/yr - ₹4 L/yr
32% less than the average Service Engineer Salary in India
View more details

UTL Solar Service Engineer Reviews and Ratings

based on 17 reviews

3.2/5

Rating in categories

3.2

Skill development

3.4

Work-life balance

2.8

Salary

2.9

Job security

3.0

Company culture

2.6

Promotions

3.5

Work satisfaction

Explore 17 Reviews and Ratings
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