HVACR (Refrigeration & Air Conditioning) Mock Test - 2

Who must you report a serious accident to ?

The material of pipelines for a system using Freon as refrigerant should be

In a small refrigerator a capillary tube is used to serve the purpose of

When working in a riser, how should access be controlled ?

Which of the following components is common between vapour compression and vapour absorption systems?

What should you do if you are in a confined space when the gas alarm sounds?

In a vapour compression system, the temperature of ammonia after compression is in the range

Accumulators should have adequate volume to store refrigerant charge at least ……….of refrigerant charge.

Which refrigerant is used in a vapour absorption refrigerant?

What is the one thing a first aider cannot do for you ?

Why is it important to report near miss incidents on site ?

Exposure to which of the following may not result in lung disease ?

What equipment must you use to hand dio in electrical underground services?

What should you do if you need to use a power tool with a rotating blade?

A device designed to remove moisture form a refrigerant is called

Ammonia is –

Who is permitted to install, service or maintain systems that contain or are designed to contain refrigerant gases?

What does wearing hearing protection do?

What does this sign mean ?

At the back of domestic refrigerator, the bank of tubes are