Narula Infrastructure Assistant Technician Interview Questions and Answers

Q1. Lab technician soil concrete fdd
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Q1. Fdd wmm GSA concrete dbm
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Q1. They asked about Revit and bim related stuff
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Q1. Mostly about myself and salary details
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Q1. Why did you like doing electrical work?
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Q2. With science and technolog
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Q1. What thing are you doing to him? Amp, volt ,ohm
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Q1. Which is more deficult .AC&DC
Ans. 
AC and DC both have their own challenges, but AC is generally considered more difficult due to its changing voltage and frequency.
• AC involves constantly changing voltage and frequency, which can be more challenging to work with compared to the steady flow of DC.

• AC circuits require additional components like capacitors and inductors to manage voltage and current fluctuations.

• DC circuits are simpler to understand and tro...read more
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Q1. Motor & Breaker related questions
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Q2. What is safety device and how many work
Ans. 
Safety devices are mechanisms or equipment designed to prevent accidents or injuries in the workplace.
• Safety devices can include things like emergency stop buttons, safety interlocks, guards, and protective barriers.

• They are used to protect workers from hazards such as moving machinery, electrical shock, and chemical exposure.

• Safety devices must be properly installed, maintained, and used in order to be effective.

• Examp...read more
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Q1. Electrical technician
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Q1. What is CB operation and use?
Ans. 
CB operation and use refers to the operation and use of circuit breakers in electrical systems.
• CBs are used to protect electrical systems from overloads and short circuits.

• They work by interrupting the flow of current when a fault is detected.

• CBs can be manually or automatically operated.

• They come in different types, such as air, oil, vacuum, and SF6 CBs.

• CBs are commonly used in residential, commercial, and industrial
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HT ELCTRICALE HT,RM,VCB,CABALE INSULET JOINT,LT INDUSTRI CONTROL PYANAL WAIRING AND ALL ELECTRICALE SERVESE MENTAINENS

Q1. 1/Wat ht vcb worck For Ht use
Ans. 
The question is asking about how a VCB (Vacuum Circuit Breaker) works for high voltage (HT) applications.
• VCB is a type of circuit breaker that uses vacuum as the arc quenching medium.

• It is commonly used in high voltage applications to interrupt or isolate electrical circuits.

• When the VCB is closed, the contacts are in physical contact, allowing the current to flow.

• When the VCB is opened, the contacts are separated, cre...read more
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Q2. 2/ LT HOW TO USE ANS-
Ans. 
LT HOW TO USE is a question about the proper usage of LT (Low Tension) equipment.
• Read the user manual or instructions provided by the manufacturer.

• Ensure proper installation and grounding of the LT equipment.

• Follow safety protocols and use personal protective equipment (PPE) when working with LT equipment.

• Regularly inspect and maintain the LT equipment to ensure its optimal performance.

• Train and educate yourself on the...read more
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