Title: Unit 1 Quiz
Course: HAC 131 Refrigeration & Air Conditioning 1 > Section: HAC 131 Refrigeration & Air Conditioning 1

Q: Indicate whether the statement is true or false.

An example of a pressurized vessel includes a refrigerant tank.
- True
- False
A: True

Q: Indicate whether the statement is true or false.

When working on electrical in a wet, damp area you should always use a metal ladder.
- True
- False
A: False

Q: Indicate whether the statement is true or false.

Electrical power should always be shut off at the distrbution or entrance of the panel and locked out in an approved manner.
- True
- False
A: True

Q: Indicate whether the statement is true or false.

Fires with oil or gas are Type B fires.
- True
- False
A: True

Q: Indicate whether the statement is true or false.

Frostbite can occur if liquid refrigerant is exposed to the skin.
- True
- False
A: True

Q: Indicate whether the statement is true or false.

If your ladder is broken, it is ok to use it for the current job but make sure your boss knows to order a new one befor the next job.
- True
- False
A: False

Q: Indicate whether the statement is true or false.

Oil must never be used around oxygen.
- True
- False
A: True

Q: Indicate whether the statement is true or false.

It is ok to cut the grounding plug off of a power tool for use in outlets that don’t have grounds.
- True
- False
A: False

Q: Indicate whether the statement is true or false.

It is not ok to wear jewelry around operating machinery.
- True
- False
A: True

Q: Identify the choice that best completes the statement or answers the question.

Which of the following is true regarding large refrigerant or nitrogen tanks?
- cap must be on when tank is not being used.
- large tank should never be carried.
- safety glasses must be worn when moving or working with the tank.
- all of the above
A: all of the above

Q: Identify the choice that best completes the statement or answers the question.

When transferring refrigerant cylinders you should always___________.
- wear safety glasses
- wear gloves
- wear protective
- regular, non steel toe boots
A: wear safety glasses

Q: Identify the choice that best completes the statement or answers the question.

In electrical circuits, the ___________ wire protects the operator.
- hot
- neutral
- ground
- floating neutral
A: ground

Q: Identify the choice that best completes the statement or answers the question.

Fires that involve ordinary material such as paper, cardboard, and wood are classified as what type of fire?
- hot
- neutral
- ground
- floating neutral
A: hot

Q: Identify the choice that best completes the statement or answers the question.

Electrical Fires are classified as what type of fire?
- hot
- neutral
- ground
- floating neutral
A: ground

Q: Identify the choice that best completes the statement or answers the question.

Fire extinguishers that can used on type A, B, and C fires generally contain?
- water
- CO
- dry chemical powder
- Nitrogen
A: dry chemical powder