Johnson Controls Electrical GET Interview Questions and Answers

Online MCQ round in which basic electronics questions were asked

Q1. Basic electronics, Control system, microcontroller, digital electronics
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General knowledge,30min , easy to medium

Quantitative,Qualitative ,1 hr , Medium

Q1. Electromagnetic induction
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Q2. Different motors and their uses
Ans. 
Different types of motors are used for various applications in industries and households.
• AC motors are commonly used in household appliances like fans and refrigerators.

• DC motors are used in toys, power tools, and electric vehicles.

• Servo motors are used in robotics and automation for precise control.

• Stepper motors are used in CNC machines and 3D printers for accurate positioning.
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Normal apptitude test

Q1. What is Power system
Ans. 
Power system is a network of electrical components used to generate, transmit, and distribute electricity.
• Power system includes power generation plants, transmission lines, substations, and distribution networks.

• It ensures electricity is efficiently produced and delivered to consumers.

• Examples of power systems include the electrical grid in a city or a solar power system for a home.
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Q2. What type of conductor use in transmission line
Ans. 
Copper and aluminum conductors are commonly used in transmission lines.
• Copper conductors have high conductivity and are often used in high voltage transmission lines.

• Aluminum conductors are lighter and cheaper, making them suitable for long distance transmission lines.

• Composite conductors, such as Aluminum Conductor Steel Reinforced (ACSR), are also used for their strength and conductivity.
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Q1. Introduction of yourself
Ans. 
I am a recent graduate with a degree in Electrical Engineering, passionate about renewable energy and power systems.
• Graduated with a Bachelor's degree in Electrical Engineering

• Interested in renewable energy and power systems

• Completed internships at XYZ Company and ABC Corporation
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Q2. When you join the company, what thing you have done 1st
Ans. 
The first thing I would do when joining the company is familiarize myself with the company's policies and procedures.
• Review employee handbook and company policies

• Attend orientation and training sessions

• Meet with team members and supervisors to understand expectations
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Q1. Question from resume
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Q2. Question from your favourite subject
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Q1. Why do you want to join Siemens?
Ans. 
I want to join Siemens because of its reputation for innovation, global presence, and opportunities for career growth.
• Siemens is known for its cutting-edge technology and innovative solutions in the electrical industry.

• I am impressed by Siemens' global presence and the opportunity to work on projects around the world.

• I believe Siemens offers great opportunities for career growth and development in the electrical field.
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Q2. What are your strengths and weaknesses ?
Ans. 
My strengths include problem-solving skills and attention to detail. My weaknesses include public speaking and time management.
• Strengths: problem-solving skills

• Strengths: attention to detail

• Weaknesses: public speaking

• Weaknesses: time management
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Q1. Difference between IDMT relay and transformer differential relay
Ans. 
IDMT relay is used for overcurrent protection while transformer differential relay is used for differential protection.
• IDMT relay operates based on inverse time-current characteristic curve

• Transformer differential relay compares the currents entering and leaving the transformer windings

• IDMT relay is used for protecting electrical equipment from overcurrents

• Transformer differential relay is used for detecting internal f
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Q2. How solar energy in solar panels work
Ans. 
Solar panels convert sunlight into electricity through photovoltaic cells.
• Solar panels contain photovoltaic cells that convert sunlight into electricity

• When sunlight hits the cells, it excites electrons, creating a flow of electricity

• The electricity generated can be used to power homes, businesses, or stored in batteries for later use
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Q1. Stress strain curve
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Nice experience easy moderate questions

Q1. Personal questions asked by interviewer
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Q2. Satisfy by salary
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