ACR-101 Unit 4 Game (CRF)

Which of the following statements is correct when referring to large refrigerant or nitrogen tanks?

• All are correct.

• Safety goggles or glasses must be worn when moving the tank.

• Large tanks should not be carried; they should be secured to an approved cart.

• The protective cap must be on when the tank is not in use.

An example of a pressure vessel is ___

• the compressor in a refrigeration unit

• a cylinder containing refrigerant

• a small ship containing refrigerant cylinders

• a portable dolly

A fusible plug is a metal fitting that has a hole drilled through it and the hole is filled with ___

• a metal alloy that will burn when overheated

• copper fused with brass

• plastic

• material with a low melting point

When transferring refrigerants from a cylinder to a refrigeration system or any other container, you should always wear ___

• heavy protective clothing

• rubber gloves

• industrial steel-toed shoes and an insulated cap

• goggles with side shields and gloves

When it is necessary to perform electrical work in an area that has a damp or wet floor, which of the following can be done to minimize the chance of electrical shock?

• Place a rubber mat on the floor.

• All are correct

• Wear insulated boots and gloves.

• Use a wooden ladder.

Electrical power should always be shut off at the ___ or entrance panel and locked out in an approved manner when installing equipment.

• distribution
• local

• equipment

• remote

A double insulated drill ___

• has rechargeable batteries

• has two ground wires to insure proper grounding

• is used with a three- to two-prong adapter

• generally has a plastic case with the electrical connections and motor insulated within the tool

In electrical circuits, the ___ wire protects the operator.

• neutral

• control

• live

• grounding

Fires that involve ordinary materials such as paper, cardboard, and wood are classified as Type ______ fires.

• B

• C

• D

• A

Fires that involve ordinary materials such as oil and gas are classified as Type ______ fires.

• B

• A

• D

• C