Tata Steel Utilities and Infrastructure Services Electrical Supervisor Interview Questions and Answers

Q1. Pannel arrection knowledge
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Q2. Drawing knowledge
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Q3. Site supervision
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Q4. Workers controlling
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Q5. Daucument work timely completed
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Q1. Testing and commissioning related
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Q2. Work place Safety
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Q1. Circuit breakers & Switchgears
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Q2. What's the Loto system
Ans. 
The Loto system stands for Lockout/Tagout, a safety procedure used to ensure that dangerous machines are properly shut off and not started up again during maintenance or servicing.
• Loto system involves locking the energy-isolating devices with individual lockout devices to prevent the machine from being turned on

• Tagout involves placing a tag on the locked device to indicate that it should not be operated

• Employees workin...read more
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Q1. How much salary expectations
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It's ok the question are asked from the basis

Q1. What is the need of earth wiring
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Q2. To eliminate and drop the sudden fault current in the system
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Q1. He just asked about the basis questions
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Q1. What is moter and it capacity
Ans. 
A motor is a device that converts electrical energy into mechanical energy to perform work.
• Motors are commonly used in various applications such as electric vehicles, industrial machinery, and household appliances.

• They come in different types such as AC motors, DC motors, and stepper motors.

• Motor capacity refers to its power rating, typically measured in horsepower (HP) or kilowatts (kW).

• Higher capacity motors can gene...read more
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Q2. Moter is a mechanical part which convert electrical energy in to mechanical energy
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Technical questions

Q1. Technical questions
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Q2. Felld related questions
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Q1. Why do you want to do job?
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Q2. Why have you joined Electronics?
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Q3. What is Ohm's law?
Ans. 
Ohm's law states that the current through a conductor between two points is directly proportional to the voltage across the two points.
• Ohm's law is represented by the equation I = V/R, where I is the current, V is the voltage, and R is the resistance.

• It is named after Georg Simon Ohm, a German physicist who first formulated this law.

• This law is applicable to all types of circuits, including DC and AC circuits.

• It is use...read more
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Q1. What is CT and PT
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CT stands for Current Transformer and PT stands for Potential Transformer. They are used in electrical systems for measurement and protection purposes.
• CT is used to measure current in high voltage circuits by stepping down the current to a safe level for measurement.

• PT is used to measure voltage in high voltage circuits by stepping down the voltage to a safe level for measurement.

• Both CT and PT are essential components...read more
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Q2. What is DTC structure
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DTC structure stands for Direct Torque Control structure, a control method used in AC motor drives for precise torque and speed control.
• DTC structure is a control technique used in AC motor drives to directly control torque and flux without the need for a separate speed controller.

• It is based on the principle of controlling the torque and flux by selecting the appropriate voltage vectors in the motor.

• DTC structure offe...read more
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Q3. Use of LA, AB switch
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LA, AB switch is used in electrical engineering to switch between two different signal sources or destinations.
• LA, AB switch is commonly used in audio and video equipment to switch between different inputs or outputs.

• It allows for easy switching between two different signal sources or destinations without having to physically disconnect and reconnect cables.

• The switch typically has two positions - one for each signal s...read more
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30 questions in 30 minutes question from machine and power system

Q1. Questions from transformer and 3 phase synchronous machine and from internship
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