Apar Technologies Interview Questions and Answers

The most commonly used refrigerants in air conditioners today are R-410A and R-22.

• R-410A and R-22 are the most commonly used refrigerants in air conditioners today

• R-410A is a hydrofluorocarbon (HFC) and is considered to be more environmentally friendly than R-22

• R-22 is a hydrochlorofluorocarbon (HCFC) and is being phased out due to its harmful effects on the ozone layer

An air conditioner is a device that cools and dehumidifies the air in a room or building.

• Air conditioners are commonly used in homes, offices, and vehicles to provide a comfortable indoor environment.

• They work by removing heat and moisture from the air, and then circulating cool air back into the space.

• Air conditioners can be central systems that cool an entire building or individual units that cool specific rooms.

• They often use refrigeration cycles to achieve the cooling eff...read more

There are various types of air conditioners available in the market.

• Window AC

• Split AC

• Portable AC

• Central AC

• Ductless Mini-Split AC

The best type of air conditioners depend on the specific needs and preferences of the user.

• Consider the size of the room or space that needs to be cooled

• Choose between window, portable, or central air conditioning units

• Look for energy-efficient models to save on electricity bills

• Consider additional features such as air purifiers or smart controls

• Brands like LG, Carrier, and Daikin are known for their quality air conditioners

The AC is a 1.5 ton unit.

• 1.5 ton AC can cool a room of up to 150-200 sq. ft.

• The tonnage of an AC unit refers to its cooling capacity.

• A 1.5 ton AC typically requires a power supply of 220-240 volts.

• The higher the tonnage, the more powerful the AC unit.

• A 1.5 ton AC is suitable for small to medium-sized rooms.

I prefer buying LG ACs because of their energy efficiency and durability.

• LG ACs are energy efficient and have a high EER rating

• They have a durable build and require minimal maintenance

• LG offers a wide range of models to choose from based on room size and cooling needs

Air conditioning is the process of controlling the temperature, humidity, and air quality of an indoor space.

• Air conditioning involves the use of refrigeration to cool and dehumidify the air.

• It can also involve heating and ventilation to maintain a comfortable indoor environment.

• Air conditioning systems can be central or individual units, and can be used in residential, commercial, and industrial settings.

• Examples of air conditioning systems include window units, split system...read more

There are various types of air conditioners available in the market.

• Window AC

• Split AC

• Central AC

• Portable AC

• Ductless Mini-Split AC