SMJP4043 - POP QUIZ

In an air-conditioning process...

• Heat is absorbed from the air in the room to be conditioned.

• Cold air from the refrigerant is distributed to the room to be conditioned.

Refrigerant is a...

• medium to let the process of exchanging heat during an air conditioning process

• liquid to be changed to air in order to condition the room.

Evaporator is usually located inside a house, while a condenser outside the house for a single split air conditioner.

• TRUE

• FALSE

In order to allow heat to be transferred from the room to outside air...

• the temperature of the refrigerant within the condenser must be lower than the outside air

• the temperature of the refrigerant within the condenser must be higher than the outside air

• the temperature of the refrigerant within the condenser must be the same with outside air

• it does not matter

What is BTU - British thermal unit (Btu) ?

• the quantity of heat (J) absorbed per unit mass (kg) of the material when its temperature increases 1 K (or 1 °C)

• heat required to raise 1 lb. of water 1 deg Fahrenheit, from 590 F to 600 F

• the quantity of heat (J) released per unit mass (kg) of the material when its temperature increases 1 K (or 1 °C)

• heat required to raise 1 oz of water 1 deg Fahrenheit, from 300 F to 400 F

Why did you take this course?

• No other choice/Have to

• No exam

• Lecturer

• Friends

• Interest

Have you taken Applied Thermodynamics & Heat Transfer? Did you pass?

• No

• Yes, pass

• Yes but di not pass

Describe your expectation for this course.