1-What component part of the air-conditioning system causes the refrigerant to change from a liquid to a vapor? a. Evaporator b. Compressor c. Condenser d. Metering device 2-The refrigerant leaving the condenser is a a. Cold, low-pressure vapor b. Hot, high-pressure vapor c. Cold, low-pressure liquid d. Hot, high-pressure liquid 3-While charging a refrigerant system, if liquid refrigerant is added to the low side of the system of a running air conditioner, the following component could be damaged. a. The evaporator assembly b. The condenser assembly c. The compressor assebly d. The expansion valve assembly 4-Which condition can cause the air conditioning system to produce less than normal cooling? a. Over charged with refrigerant b. Under charged with refrigerant c. Either under or overcharged d. Superheat condition 1