Air tube - Study guides, Class notes & Summaries

BOMA – HVAC QUESTIONS AND ANSWERS 100% PASS Two basic categories of chillers are the compression cycle and absorption The five requirements for comfort are proper temperature, humidity, filtration, and ventilation circulation The primary function of an expansion device is to produce a reduction in the pressure on the liquid refrigerant, regulate the flow of refrigerant into the evaporator, lower the boiling point of the refrigerant far enough below the temperature of the load to g...

On low pressure chillers, moisture typically enters the refrigerant system through air leaks from areas with gaskets or fittings The maximum test pressure for leak testing a low pressure centrifugal is: 10 psig Leak test and repair the chiller to reduce refrigerant loss from a pruge unit on CFC-11 chiller ... A hydrostatic tube test kit is used to: determine if a tube leaks Commercial and industrial process refrigeration systems must be repaired when the leak rate...

Advanced Cardiovascular Life Support (ACLS) Exams A and B 2023 A+ l Please do not mark on this exam. Record the best answer on the separate answer sheet. 1. Which type of atrioventricular block best describes this rhythm? A. First-degree B. Second-degree type I C. Second-degree type II D. Third-degree 2. Your patient is in cardiac arrest and has been intubated. To assess CPR quality, which should you do? A. Monitor the patient’s PETCO2 B. Obtain a 12-lead ECG C. Chec...

A change in a project is a made due to errors/emissions - Constructive change A condenser that consists of a welded steel shell containing a number of straight tubes fastened in tube sheets that close the shell - Shell-and-tube condenser A heat pump that takes heat from the outdoor air and rejects it to the inside space in the winter. In the summer, the reverse happens-heat from indoors in rejected outside. Most commonly found in residential and smaller commercial applications, due to being...

MULTIPLE CHOICE 1. Which action would the nurse take to verify the correct placement of an oral endotracheal tube (ET) immediately after insertion and before securing the tube? a. Obtain a portable chest x-ray. b. Use an end-tidal CO2 monitor. c. Auscultate for bilateral breath sounds. d. Observe for symmetrical chest movement. ANS: B End-tidal CO2 monitors are currently recommended for rapid verification of ET placement. Auscultation for bilateral breath sounds and checking chest exp...

Michigan Mechanic Certification- HVAC Latest Update Graded A+ Cooling system leak diagnosis Pressure test or dye test Purpose of a radiator The purpose of the radiator is to dissipate heat that is picked up by coolant in the engine into the air passing through its fins and tubes Symptoms of low coolant Engine overheating and no heat from the HVAC system Purpose of the thermostat The purpose of the thermostat is to trap the coolant in the engine until it reaches it operating temp...

ESCO Light Commercial Refrigeration EXAM 2024/2025 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. - Answer - A. operate at high efficiency. The difference between the temperature of the refrigerant boiling in the evaporator and the temperature at t...

G2 Final Exam Questions and answers with 100% Complete Solutions | verified &updated 2024 What is the min. diameter for a leak test gauge? - 3" Amp meter can read? - Conductor magnetic field. What would the primary voltage to the furnace be? - 120/1/60 What is the function of the intermittent pilot? - Stays on during the main burner operation. What is the millivolt power output of a closed circuit thermocouple? - 10 - 15 mv dc A pilot with a lazy yellow flame indicates? - Orifice is too l...

ATLS practice 2023 Questions With All the Correct Answers ATLS TESTS A 22-year-old man is hypotensive and tachycardic after a shotgun wound to the left shoulder. His blood pressure is initially 80/40 mm Hg. After initial fluid resuscitation his blood pressure increases to 122/84 mm Hg. His heart rate is now 100 beats per minute and his respiratory rate is 28 breaths per minute. A tube thoracostomy is performed for decreased left chest breath sounds with the return of a small amount o...

MED-SURGE HESI RN 1. A client on telemetry has a pattern of uncontrolled atrial fibrillation with a rapid ventricular response. Based on this finding, the nurse anticipates assisting the physician with which treatment? A. Administer lidocaine, 75 mg intravenous push. B. Perform synchronized cardioversion. C. Defibrillate the client as soon as possible. D. Administer atropine, 0.4 mg intravenous push. Rationale: With uncontrolled atrial fibrillation, the treatment of choice is synchronized...