Evaporator Study guides, Class notes & Summaries

What happens when room temperature soda is poured into a glass of ice ? - Answer-The ice melts because it is absorbing heat from the soda . The compressor in a refrigeration system - Answer-pumps the refrigerant throughout the system To control ice build - up on a heat pump outdoor coil in the heating cycle a ______ is used . - Answer-pressure differential switch The total pressure of a confined mixture of gases is the sum of the pressures of each of the gases in the mixture . This is k...

T or F: Falling film evaporators are the only type of evaporator that are used in the food industry due to their sanitary design correct answers False T or F: Specific heat refers to the amount of energy needed to raise the temperature of 1 kg food by 1 oF. correct answers False T or F: High intensity pulsed electric field (HIPEF) acts to inactivate microorganisms by creating pores in the cell membrane correct answers True T or F: The cold spot of a container filled with peas in brine w...

ESCO Light Commercial Refrigeration EXAM with Complete Solutions In a dry type (direct expansion) evaporator, liquid refrigerant must boil away as close to the end of the coil as possible in order to: A. operate at high efficiency. B. ensure that frost does not accumulate. C. sub-cool the compressor. D. ensure proper oil return. --*correct answer*--A. operate at high efficiency. The difference between the temperature of the refrigerant boiling in the evaporator and the temperature at the...

NATE A/C Exam #1 with 100% Correct Answers | Updated & Verified 2024 Low airflow over a residential split system air conditioning evaporator can cause A: Liquid flood-back to the compressor B: A decrease in compression ratio C: An increase in suction line superheat D: Oil logging in the evaporator - Correct Answer-A: Liquid flood-back to the compressor

Professional Home Inspector Exam NHIE / TREC Questions and Answers Already Passed Document Content and Description Below Professional Home Inspector Exam NHIE / TREC Questions and Answers Already Passed The inspector is not required to determine ____ ___ of any system or component. -Years of age -Life expecta ncy -Make model Horizontal waste pipe should slope ____ inch per foot 1/4" per foot if < 3 inch pipe. 1/8" per foot if > or = to 3 inch pipe Drip screed Also called weep screed. U...

Commercial Refrigeration Certification AccuratIn a dry type (direct expansion) evaporator, liquid refrigerant must boil away as close to the end of the coil as possible in order to: A. operate at high efficiency. B. ensure that frost does not accumulate. C. sub-cool the compressor. D. ensure proper oil return. - ANSWER A. operate at high efficiency. The difference between the temperature of the refrigerant boiling in the evaporator and the temperature at the evaporator outlet is known as:...

Refrigeration Excellence AARP 01 Questions and Answers 100% Solved 1. In a dry type (direct expansion) evaporator, liquid refrigerant must boil away as close to the end of the coil as possible in order to: A. Operate at high-efficiency B. Ensure that Frost is not accumulate C. Subcool the compressor D. Ensure proper oil return ️️A. Operate at high-efficiency 2. The difference between the temperature of the refrigerant boiling in the evaporator and the temperature at the evaporator...

1. The function of the compressor is : - B. to lower the pressure in the evaporator so that the refrigerant temperature is lowered below the temperature of the air in the box . 2 . Forced air evaporator coils are commonly used because : - A. they absorb more heat in less time . 3 . Evaporator A operates with a 5 ° TD and evaporator B operates with a 15⁰ TD . - D. Box A operates with higher humidity than box B 4 Whenever you re soldering refrigerant lines : - D. B & C 5 . R404A must be ...

Low airflow over a residential split system air conditioning evaporator can cause A: Liquid flood-back to the compressor B: A decrease in compression ratio C: An increase in suction line superheat D: Oil logging in the evaporator - correct answer A: Liquid flood-back to the compressor Which of the following is the correct sequence of work? A: Attach gauge manifold, recover refrigerant, replace filter core, evacuate the system, recharge the system. B: Recover refrig...

Z-51 Written Test Questions and Answers 100% Correct In a steam turbine, what is the function of a Kingsbury thrust bearing? A) Maintain first stage steam pressure. B) Compensate for coupling misalignment. C) Adjust shaft torque at start up. D) Maintain axial positioning of the rotor shaft. D) Maintain axial positioning of the rotor shaft. The ratio of actual pressure of water pressure in the atmosphere to the saturated pressure of given temperature is A) partial pressure. B...