Jdvvnl Electrician and Technician Interview Questions and Answers

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Q1. Can you ask me about technical
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Q1. What is the difference between ac and dc current
Ans. 
AC and DC currents differ in terms of direction, voltage, and usage.
• AC (alternating current) periodically changes direction, while DC (direct current) flows in one direction.

• AC voltage changes over time, while DC voltage remains constant.

• AC is used for power transmission over long distances, while DC is used for electronic devices and batteries.

• Examples of AC sources include power grids and generators, while examples o
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Q1. Iti electrician 6 years Dubai ritarn
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Q2. Kab job par aau
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Q3. 2016 , 2024 yearsDubai
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Q1. Electrical trade
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Q1. Electrician troubleshooting
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Q1. Why are the short-circuit
Ans. 
Short-circuits occur due to a low-resistance connection between two conductors.
• Short-circuits can be caused by damaged insulation, faulty wiring, or equipment failure.

• They can result in excessive current flow, overheating, and potential fire hazards.

• Short-circuits can be detected using circuit breakers or fuses that interrupt the flow of electricity.

• Examples of short-circuits include a frayed power cord, a loose connec...read more
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Q2. I wire cutting and wire losse than earth circuit is called short-circuit
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Q3. Arround in compney
Ans. 
The question is asking about the experience of working in a company.
• Discuss your previous experience working in a company as an electrician.

• Highlight any specific projects or tasks you have completed in a company setting.

• Mention any challenges you faced and how you overcame them.

• Talk about your ability to work as part of a team and collaborate with colleagues.

• Emphasize your commitment to safety and following company po
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Q1. What is the can resistance of an electric bus 🚍 .
Ans. 
The can resistance of an electric bus varies depending on the specific model and components used.
• The can resistance of an electric bus can range from 0.1 ohms to 1 ohm.

• Factors such as the size of the bus, the type of batteries used, and the efficiency of the electric motors can all affect the can resistance.

• For example, a smaller electric bus with high-performance batteries and motors may have a lower can resistance co
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Q2. What is the full form BMS
Ans. 
Building Management System
• BMS stands for Building Management System

• It is a computer-based control system installed in buildings to monitor and manage equipment such as HVAC, lighting, security, and more

• BMS helps in optimizing energy usage, improving comfort levels, and enhancing overall building efficiency
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Q3. How to connect HV battery to electric bus
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To connect HV battery to electric bus, follow safety protocols, identify positive and negative terminals, use appropriate cables and connectors, and ensure proper insulation.
• Ensure safety protocols are followed to prevent electric shock or short circuits

• Identify positive and negative terminals on both the HV battery and electric bus

• Use appropriate cables and connectors rated for high voltage

• Ensure proper insulation to ...read more
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