HVACR (Refrigeration & Air Conditioning) Mock Test - 1

When Planning A Lifting Operation How Should The Sequence Of Operations To Enable A Safe Lift Be Confirmed? Give One Answer

Air refrigeration cycle is used in

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

In air conditioning of aeroplanes, using air as a refrigerant, the cycle used is reversed ……….cycle.

In a refrigeration cycle, oil separator is installed between

In a refrigeration cycle, the sub-cooling ……C.O.P.

What Does A Coshh Assessment Cover? Give One Answer

The formation of frost on cooling coils in a refrigerator

Which Of These Items Of Personal Protective Equipment (Ppe) Is Designed To Protect Against Infrared Radiation Damage To The Eyes During Flame Cutting Or Welding? Give One Answer

Rating of a domestic refrigerator is of the order of –

In a refrigeration cycle the flow of refrigerant is controlled by

. ……………cycle user air as the refrigerant.

What Is The Main, Immediate Hazard From Kneeling Directly On Wet Cement? Give One Answer

Why Must You Never Use Oxygen When Pressure Testing? Give One Answer

The Use Of Respiratory Protective Equipment (Rpe) Is Most Likely Required In Which Environment? Give One Answer

Cement-Based Roofing Sheets Are A Common Material Which Can Often Contain What Hazardous Substance? Give One Answer

What Is The First Thing You Should Do If You Find An Unmarked Container That You Think Might Contain Chemicals? Give One Answer

What Should You Ensure When Pressure Testing With Nitrogen? Give One Answer

Who Should Explain The Health Risks And Safe Method Of Work You Need To Follow (The Coshh Assessment) Before You Start Work With A Hazardous Substance? Give One Answer

In a refrigeration cycle the heat is rejected by refrigerant at