ESL Steel Electrician Interview Questions and Answers

Q1. Working of reverse forward with drive .
Ans. 
Reverse forward with drive is a control method used in electrical systems to change the direction of rotation of a motor.
• Reverse forward with drive is achieved by using a motor controller that can switch the polarity of the motor's power supply to change its direction of rotation.

• This method is commonly used in applications where the motor needs to be able to run in both forward and reverse directions, such as in conve...read more
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Q2. Power and control wiring of EOT crane.
Ans. 
Power and control wiring of EOT crane involves connecting electrical components to ensure proper functioning.
• Power wiring includes connecting the main power supply to the crane motor and other electrical components.

• Control wiring involves connecting control devices such as push buttons, limit switches, and relays to control the movement of the crane.

• Proper labeling and color-coding of wires is essential for easy troubl...read more
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Q1. What is interested for you in this company.
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Q1. Basic electrical, wiring diagram, motor ,generator, alternator, basic electronic,
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Q2. Basic electrical, wiring diagram ,motor ,generator,alternator ,power generation
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Q1. Basic electrical ,wiring diagram ,motor ,generator, alternator,lighting
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Q2. Basic electrical ,transformer, motor ,generator, alternator, basic electronic
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Motor mantain ,conveyor belt safety device like bss, zss, installation

Q1. What is the work of ELCB and how does it work
Ans. 
ELCB (Earth Leakage Circuit Breaker) protects against electric shocks and prevents electrical fires by detecting earth faults.
• ELCB monitors the current flowing through the live and neutral wires.

• If it detects an imbalance (e.g., current leaking to the ground), it trips the circuit.

• This device is crucial for safety in wet areas like bathrooms and kitchens.

• Example: If a person accidentally touches a live wire, the ELCB w...read more
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Q2. What do you check during motor maintenance
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During motor maintenance, I check for wear, lubrication, electrical connections, and overall performance to ensure efficiency and safety.
• Inspect bearings for wear and replace if necessary to prevent overheating.

• Check and clean electrical connections to avoid voltage drops.

• Lubricate moving parts to reduce friction and extend motor life.

• Test insulation resistance to prevent electrical failures.

• Monitor vibration levels to...read more
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Q1. Unit of resistance
Ans. 
Ohm
• Unit of resistance in electrical circuits

• Symbol is Ω (omega)

• Named after German physicist Georg Simon Ohm

• Measured using an ohmmeter
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Q2. Unit of current
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The unit of current is Ampere (A)
• The unit of current is Ampere (A)

• Current is the flow of electric charge in a circuit

• 1 Ampere is equal to 1 Coulomb per second

• Commonly used prefixes for current are milliampere (mA) and microampere (μA)
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Q1. Tell me about yourself
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Q2. Tell me about your quallification
Ans. 
I am a certified electrician with a diploma in Electrical Engineering and 5 years of hands-on experience.
• Certified electrician

• Diploma in Electrical Engineering

• 5 years of hands-on experience
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Q1. Handling loss of RMHS materials
Ans. 
Handling loss of RMHS materials involves proper inventory management, tracking systems, and security measures.
• Implement a robust inventory management system to track all RMHS materials

• Regularly conduct audits to ensure accuracy of inventory records

• Utilize security measures such as surveillance cameras, access control systems, and restricted access areas

• Train staff on proper handling and storage procedures to prevent lo...read more
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Q2. Blast furnace phosphorus reaction
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Q1. Self introduction
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Q2. Salary discussion
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