Damac Properties Marine Engineer Interview Questions and Answers

Q1. Basic Construction Safety
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Q2. Scaffolding Safety, HIRA
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Q3. Training Topics, BBS,
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Q1. Old Salary Slips, Old appointment letters, All documents
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Q1. Do you know ACB settings?
Ans. 
Yes, ACB settings refer to the settings of Air Circuit Breakers used in electrical systems.
• ACB settings include parameters such as overload protection, short circuit protection, and ground fault protection.

• These settings can be adjusted based on the specific requirements of the electrical system.

• For example, the trip unit of an ACB can be set to trip at a certain current level to protect the system from overloads.
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Q2. What is power factor?
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Power factor is a measure of how effectively electrical power is being used in a system.
• Power factor is the ratio of real power (kW) to apparent power (kVA) in an electrical system.

• It indicates how efficiently power is being converted into useful work.

• A power factor of 1 indicates all power is being used effectively, while a lower power factor means some power is being wasted.

• Power factor correction can be used to impr
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Q3. If ACB trip how will you rectify?
Ans. 
I will first check the cause of the trip, reset the ACB, and then investigate further if needed.
• Check the cause of the trip - look for any overload, short circuit, or earth fault

• Reset the ACB by switching it off and then on again

• Investigate further if needed - check for any faulty components or wiring
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Q4. Heat load calculation?
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Q5. VRF and AHU difference?
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VRF stands for Variable Refrigerant Flow and is a type of HVAC system that uses refrigerant as the cooling and heating medium. AHU stands for Air Handling Unit and is a device used to condition and circulate air as part of an HVAC system.
• VRF systems use refrigerant to directly cool or heat the space, while AHUs use chilled or heated water to condition the air before distributing it.

• VRF systems are more energy efficient...read more
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Q1. Introducing and personality
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Technical questions about the Revit and MEP

Q1. Structural site questions
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Q2. Fhinishing questions
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Q1. Tell me about yourself.
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Q2. Asked me my work experience and my education.
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Q1. About My work experince and my education and my knowledge.
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Q1. About my work experience and my education and my knowledge.
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Q2. My Interoduction and my
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Q1. I accepted your job
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Q2. Steel calculation
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Q1. Shuttering calculation
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