Enncon Synergies Interview Questions, Process, and Tips

Q1. Techical round about hvac
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Q2. Techical round about hvac
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They give it to me HVAC related questions

Q1. They ask me about previous job. And HVAC system.
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Q2. What is air conditioning system?
Ans. 
An air conditioning system is a technology that cools and dehumidifies indoor air for comfort and/or to maintain a specific temperature.
• Air conditioning systems use refrigerants to absorb and release heat.

• They consist of components such as compressors, condensers, evaporators, and expansion valves.

• Examples include central air conditioning systems, window units, and split systems.
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Q3. Working principle of Air conditioning system?
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Air conditioning systems work by removing heat from indoor air and transferring it outside, cooling the air in the process.
• Air conditioning systems use refrigerant to absorb and release heat.

• The refrigerant circulates between the indoor and outdoor units, absorbing heat indoors and releasing it outdoors.

• The indoor unit blows air over cold coils to cool it, then circulates the cooled air throughout the space.

• The outdoor...read more
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Q4. What is AHU and How it Work?
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AHU stands for Air Handling Unit. It is a device used to regulate and circulate air as part of a heating, ventilation, and air conditioning (HVAC) system.
• AHU is responsible for filtering, heating, cooling, humidifying, dehumidifying, and distributing air throughout a building.

• It typically consists of a blower, heating or cooling elements, filters, dampers, and sound attenuators.

• Examples of AHU include rooftop units, pa
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Q5. Types of Chiller?
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Types of chillers include air-cooled chillers, water-cooled chillers, absorption chillers, and centrifugal chillers.
• Air-cooled chillers use air to remove heat from the refrigerant.

• Water-cooled chillers use water to remove heat from the refrigerant.

• Absorption chillers use a heat source to drive the refrigeration cycle.

• Centrifugal chillers use a rotating impeller to compress the refrigerant.
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Q1. Salary expectation
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Q2. Joining date possible
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Q1. Full form of HVAC
Ans. 
Heating, Ventilation, and Air Conditioning
• HVAC stands for Heating, Ventilation, and Air Conditioning

• It is a system used to provide heating and cooling services to buildings

• HVAC systems control the temperature, humidity, and air quality in a building

• Examples of HVAC equipment include furnaces, air conditioners, and ventilation systems
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Q2. What is sensible and latent heat?
Ans. 
Sensible heat is heat that causes a change in temperature, while latent heat is heat that causes a change in state.
• Sensible heat is the heat that can be felt and measured with a thermometer.

• Latent heat is the heat absorbed or released during a change of state without a change in temperature.

• Examples of latent heat include the heat absorbed during evaporation of water or the heat released during condensation of steam.
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Q3. Do you know how to make heat load sheet?
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Yes, a heat load sheet is a document used to calculate the amount of heating or cooling required for a space.
• Gather information on the building's dimensions, insulation, windows, and occupancy

• Calculate the heat gain or loss from each component using relevant formulas

• Sum up the total heat load to determine the HVAC system capacity needed

• Include factors like climate, equipment, and ventilation in the calculations
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Q1. About HVAC System , site installation process, Site management
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Q2. About HVAC System description .
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Q3. Described about HVAC system
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Q4. Salary discussed and finialled directly
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