Sone India Group of Industries Interview Questions and Answers

Q1. Modulation index is a measure of _________
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Q2. Methods to reduce harmonics in induction motor
Ans. 
Methods to reduce harmonics in induction motor include using passive filters, active filters, and multi-pulse converters.
• Use passive filters such as LC filters to reduce harmonics in induction motor

• Utilize active filters like active power filters to eliminate harmonics

• Implement multi-pulse converters such as 12-pulse or 24-pulse converters to reduce harmonics

• Ensure proper grounding and shielding to minimize harmonics
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Q1. Where do you see your self in 5 years.
Ans. 
In 5 years, I see myself as a senior electrical engineer leading a team on innovative projects.
• Leading a team of engineers on innovative projects

• Advancing to a senior electrical engineer role

• Continuing professional development and learning new technologies

• Contributing to the growth and success of the company
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Q2. Explain about your project?
Ans. 
My project involved designing and implementing a smart home automation system using IoT technology.
• Utilized sensors to detect motion, temperature, and light levels in different rooms

• Developed a mobile application to remotely control devices such as lights, thermostats, and security cameras

• Integrated voice control using virtual assistants like Amazon Alexa or Google Assistant

• Implemented machine learning algorithms to pr...read more
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Q3. Explain about your internship?
Ans. 
During my internship, I gained hands-on experience in designing and implementing electrical systems.
• Worked on various projects involving circuit design and troubleshooting

• Assisted in testing and analyzing electrical components

• Collaborated with engineers to develop solutions for technical challenges
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Q1. Draw the phsor diagram of induction motor?
Ans. 
Phasor diagram of an induction motor shows the relationship between the stator and rotor currents and voltages.
• The phasor diagram typically includes the stator current, rotor current, stator voltage, and rotor voltage.

• The angle between the stator current and stator voltage represents the power factor.

• The angle between the stator current and rotor current represents the slip of the motor.

• The phasor diagram helps in unde...read more
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Q2. Torque equation of induction and explain
Ans. 
The torque equation of induction is used to calculate the torque produced in an induction motor.
• The torque equation of induction is given by T = (3 * V^2 * R2) / (s * X2)

• Where T is the torque, V is the voltage, R2 is the rotor resistance, s is the slip, and X2 is the rotor reactance

• This equation helps in understanding the relationship between voltage, resistance, reactance, and slip in determining the torque produced i
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Q1. What can you tell me about your current job role?
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Q2. What do you know about SCADA (Supervisory Control and Data Acquisition) systems and Control & Relay (C&R) Panels?
Ans. 
SCADA systems are used for monitoring and controlling industrial processes, while C&R Panels are used for protection and control of electrical systems.
• SCADA systems are used in industries such as power plants, water treatment facilities, and manufacturing plants to monitor and control processes remotely.

• C&R Panels are used in electrical substations to protect equipment from faults and to control the flow of ele...read more
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Q1. How to use wire tiper and grimper
Ans. 
Wire tiper and crimper are tools used to strip and crimp wires for electrical connections.
• Use wire stripper to remove insulation from the end of a wire by placing it in the cutting jaws and squeezing the handles.

• Use wire crimper to attach a connector to the stripped end of the wire by placing the connector in the crimping jaws and squeezing the handles.

• Ensure the wire is stripped to the correct length before crimping t...read more
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Q2. How to identify simples and understand drawing which simple which metrial
Ans. 
Identifying simples and understanding drawings is crucial for Panel Wireman.
• Study the drawing carefully to identify different components and materials used

• Refer to the legend or key provided in the drawing for symbols and materials

• Consult with supervisors or experienced colleagues for clarification if needed

• Use measuring tools to verify dimensions and materials specified in the drawing

• Attend training sessions or worksh...read more
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Q1. Family how many persons
Ans. 
I have a family of 4 persons including myself.
• My family consists of 4 members

• This includes myself and 3 other family members

• We are a family of 4
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Q2. Before which company you done out work
Ans. 
I have worked for ABC Company and XYZ Company in the past.
• Worked for ABC Company as a Panel Wireman

• Also worked for XYZ Company on various projects
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Q1. Tell me about your self
Ans. 
I am a dedicated and experienced maintenance technician with a strong background in troubleshooting and repairing mechanical systems.
• Over 5 years of experience in maintaining and repairing industrial machinery

• Skilled in diagnosing issues and implementing effective solutions

• Proficient in reading technical manuals and blueprints

• Strong attention to detail and commitment to safety protocols
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Q2. Final year project
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Q3. Basics of electronics
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Q4. Family background
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Q5. Intrest of learning
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Q1. What is you want to do for the improvement of your company
Ans. 
I want to implement lean management practices, streamline processes, and enhance employee training programs for improved efficiency and productivity.
• Implement lean management practices to reduce waste and improve efficiency

• Streamline processes to increase productivity and reduce lead times

• Enhance employee training programs to improve skills and knowledge

• Invest in technology upgrades to automate tasks and improve accura
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Q2. What is the most difficult challenge you faced during your previous work
Ans. 
Managing a team with diverse personalities and work styles
• Balancing the needs and preferences of team members

• Resolving conflicts and misunderstandings

• Motivating and engaging team members

• Adapting leadership style to different individuals

• Ensuring effective communication within the team
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Q1. Why should we give salary as per your demand
Ans. 
Salary should be based on my demand due to my qualifications, experience, and the value I bring to the company.
• My demand is based on my qualifications, experience, and the value I bring to the company

• I have unique skills and expertise that justify my salary demand

• Competitive salary is essential for attracting and retaining top talent

• Salary should reflect the responsibilities and expectations of the position
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Q2. What will you do if you are required for late night problem resolution physically at plant
Ans. 
I will ensure proper communication with the team, prioritize tasks, and go to the plant if necessary to resolve the problem.
• Communicate with the team to understand the issue and prioritize tasks

• Assess the severity of the problem and determine if physical presence is required

• If necessary, go to the plant to resolve the issue and ensure operations are back on track

• Coordinate with relevant stakeholders to provide updates
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Q1. I have 13 years experience in cctv system
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Q2. I have done the projects north.airport and RBI banks
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Q1. What is your Career Goal?
Ans. 
My career goal is to become a successful marketing manager in a multinational company.
• Gain experience in various marketing roles

• Obtain a Master's degree in Marketing

• Develop strong leadership and communication skills

• Network with industry professionals

• Work towards achieving measurable results in marketing campaigns
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Q2. Why do you want to pursue this filed?
Ans. 
I am passionate about helping others and making a positive impact in people's lives through this field.
• Passion for helping others

• Desire to make a positive impact

• Interest in the field's potential for growth and innovation
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Aptitude test will be taken based on basic digital-analog electronics , programming in c and motor drives. This will be of 15 minutes only.

Q1. ADC in embedded?
Ans. 
ADC stands for Analog-to-Digital Converter, used in embedded systems to convert analog signals to digital data for processing.
• ADC is essential in embedded systems for converting real-world signals (such as temperature, light, sound) into digital data that can be processed by the microcontroller.

• ADC resolution determines the number of bits used to represent the analog signal digitally. Higher resolution means more accur...read more
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Q2. Communication protocols?
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Q3. AC dc motor drivers?
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Q4. Related to embedded c programming.
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Q5. Strorage classies in c?
Ans. 
Storage classes in C define the scope and lifetime of variables.
• Four storage classes in C are auto, register, static, and extern.

• Auto variables are local to the block they are declared in and have automatic storage duration.

• Register variables are stored in CPU registers for faster access.

• Static variables retain their value between function calls.

• Extern variables are declared outside of any function and can be accessed
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