Haier Appliances India Junior Engineer Production Interview Questions and Answers

Q1. Explain COP of chiller
Ans. 
COP of a chiller stands for Coefficient of Performance, which is a measure of the efficiency of a chiller system.
• COP is calculated as the ratio of cooling output to the energy input required to produce that cooling output.

• A higher COP value indicates a more efficient chiller system.

• COP can be calculated using the formula: COP = Cooling Output / Energy Input.

• For example, if a chiller has a COP of 4, it means that for ev...read more
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Q2. Testing Standard of chiller and more than question related to department...
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Q1. Related to Work experience. etc...
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Q1. More question related to quality department
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Answer the Easiest Questions First. ...

Q1. What are your greatest strengths and weaknesses? ...
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Q2. Why do you want to work for our company
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Q1. Tell me something about yourself? ...
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Q2. What are your strengths? ..
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Q1. RAC cycle, your education field, latent heat, sensible heat, types of heat transfer,
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Q1. What is family background, Why are u join Daikin cmpy.
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Q1. What is the evaporator , temperature, heat
Ans. 
Evaporator is a heat exchanger that converts liquid into vapor by absorbing heat from the surroundings.
• Evaporator is a key component in refrigeration and air conditioning systems.

• It operates at low temperatures to absorb heat from the surroundings and convert liquid refrigerant into vapor.

• The temperature of the evaporator is typically lower than the surrounding environment to facilitate heat transfer.

• The heat absorbed ...read more
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Q2. What is condenser , compressor, evaporator
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Condenser, compressor, and evaporator are key components in a refrigeration system.
• Condenser: Converts refrigerant gas into liquid by releasing heat to the surroundings.

• Compressor: Increases the pressure and temperature of the refrigerant gas.

• Evaporator: Absorbs heat from the surroundings to evaporate the refrigerant into a gas.

• Example: In an air conditioning unit, the condenser is located outside to release heat, the ...read more
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Q3. What is safety how to following safety
Ans. 
Safety is the practice of preventing accidents, injuries, and other potential hazards in the workplace.
• Always wear appropriate personal protective equipment (PPE)

• Follow safety protocols and procedures

• Keep work areas clean and organized

• Report any unsafe conditions or incidents to supervisors

• Attend safety training sessions regularly
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Q1. Background questions asking
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Q2. Background questions
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About of HVAC system

Elementry mathematics questions

Q1. Core branch questions
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Q2. How many types of projection in technical drawings
Ans. 
There are two types of projection in technical drawings: orthographic and isometric.
• Orthographic projection shows the object as it appears from different directions.

• Isometric projection shows the object in a 3D view with equal angles between the axes.

• Orthographic projection is commonly used in engineering drawings.

• Isometric projection is commonly used in architectural and product design drawings.
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Q1. Are u comfortable with working in rotational shift
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30 questions related aptitude and core branch.

4 or 5 panel members are sitting in front of me and asked question one by one

Q1. Related favourite subject and asked question about that subject
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Q1. Finalize smoothly clear all round
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Q2. Personal information
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