This study source was downloaded by 100000869410908 from CourseHero.com on 09-15-2023 14:50:05 GMT -05:00https://www.coursehero.com/file/207642541/fdny-z51-rmo-questions-answered-2023-verified-graded-Adocx/ fdny z51 rmo questions answered 2023 verified graded A+ already passed!the efficiency of the refrigerant cycle is affected by the operation of the condenser. Of the following, a more efficient centrifugal compressor operation results from - correct answer lowering the condenser pressureIn most semi hermetic compressors, the suction vapor is used for - correct answer coolsthe motorThe amount of refrigerant that flows through the orifices of an economizer is determinedby the - correct answer difference between the high side and the low side pressurethe instalation of an inline refrigerant cleaning system is advisable - correct answer to remove impurities from the systema refrigerant engineer verifies that a condenser pump is cavitation of the following the most likely cause for this condition is: - correct answer a faulty cooling tower water level controllerwhen an expansion valve is operating properly, at the end of the evaporator will contain - correct answer only superheated vapora centrifugal water pump is considered to be fully primed when - correct answer the pump is full of liquidA refrigeration compressor has failed to turn on. the engineer on duty verifies the electrical circuit