Exam 35: Heating and Air Conditioning Fundamentals

Which of the following is LEAST-Likely to cause heat transfer?

Which of the following is LEAST-Likely to be one of the major devices of an air conditioning system in a closed system?

The amount of energy it takes to raise water's temperature from freezing to boiling is much more than the amount of latent heat of vaporization (the amount of heat needed to make the water boil).

While having a discussion, Technician A says a typical GM vehicle air conditioner is rated at about 5,000 Btu. Technician B says that it is rated at about 10,000 Btu. Who is correct?

Before matter can actually change its state, extra heat is required. This additional heat is called ____.

All of the following statements are true EXCEPT:

An engine cooling system operating at the correct temperature with a properly operating thermostat is necessary for the heater to be effective.

What is the purpose of an ambient temperature switch and a low pressure cutout switch?

The boiling point of water is ____ at sea level.

The outside air temperature (OAT) sensor, sometimes called a(n) ____________________ , is usually located in front of the condenser in the grille, where it is not affected by engine temperature.

What are the two basic functions that a receiver/dryer and an accumulator share?

Why do some air-conditioning systems have a muffler installed on the outlet of the compressor?

A receiver/dryer is located on the ____________________ of the system, whereas an accumulator is located on the low side.

While having a discussion, Technician A says that heat is transferred by radiation. Technician B says that heat is transferred by evaporation. Who is correct?

Heat that goes into matter and results in a temperature increase is called ____________________.

The part that is MOST-Likely to have multiple cylinders with pistons and one eccentric crankshaft throw called a Scotch yoke is the:

All of the following statements are true EXCEPT:

The term MOST-Likely used to refer to temperatures that are above a liquid's boiling point is:

When moisture from steam condenses on a cool bathroom mirror, a vapor changes to a liquid. This is called ____________________.

What are the two principles of convection?