Vacuum - Study guides, Class notes & Summaries

The recovery process on an R-12 or R-134a A/C System should continue until a stable vacuum is held by the system for: - ANSWER-2 minutes A recycled refrigerant container has been checked and found to be above the given pressure limit for the ambient temperature Technician A says that the refrigerant container should be placed in a cooler storage area before use Technician B says that the vapor in the container should be slowly vented into a refrigerant handling unit who's right - ANSWER...

Texas State Plumbing Inspectors Exam Study Questions with Complete Answers Fixture connections which may be served through access panels are considered Accessible The part of the lowest piping of a drainage system, which recieves the discharge from the soil, waste and other drainage pipes inside the walls of the building and conveys it to a point 2 feet outside the building wall is a Building drain A vertical vent that is a continuation of the drain to which it connects is a Continuo...

WGU C182 Introduction to IT 2023/ 2024 Exam Review| Complete Exam Review with Questions and Verified Answers | 100% Correct Q: When were mainframes introduced and computer no longer restricted to government labs or universities? Answer: The second generation. Q: What characteristics did third generation computers share? Answer: Silicon chips (AKA IC) Q: When were minicomputers, dumb terminals and families of computers introduced? Small businesses were also able to be...

DOB - Department of Buildings DCA - Department of Consumer Affairs DOT - Department of Transportation What is home improvement? - The construction,repair, replacement, remodleing, alteration, comversion, rehabilitation, renovation, modernization, improvement, or addition to any land or building or any part of the land or building used or designed to be used as a residence or dwelling place, including basements, driveways, fences, garages, landscaping, patios, porches, sidewalks, swimming ...

Back siphonage - ANSWER backflow due to negative or reduced pressure in water system. occurs during low pressure events such as a line leak Reverse flow caused by a loss of supply pressure Back Pressure - ANSWER Is caused when a potable water system is connected to a non potable supply operating under a higher pressure that pushes contaminated liquid back into the public water system Back Pressure - ANSWER Occurs when the pressure of the connected system exceeds the pressure of the drin...

Pest Control Branch 2 Questions and Answers Rated A+ how many eggs are in a brown banded egg capsule? 14-16 bait stations must be mrked with a what? signal word, name of rodenticide, and all company info ants prefer foods that are? greasy,starchy and sweet 1 quart equals? 2 pints it is important to be mindful when handling pesticides during? at all times what should a customer do before a bed bug service? empty drawers, clean bed linens and matress pads, vacuum the cockroach most associate...

NYC Home Improvement Exam Latest Update 2024 Actual Exam NYC Home Improvement Exam DOB - ANSWER Department of Buildings DCA - ANSWER Department of Consumer Affairs DOT - ANSWER Department of Transportation What is home improvement? - ANSWER The construction,repair, replacement, remodleing, alteration, comversion, rehabilitation, renovation, modernization, improvement, or addition to any land or building or any part of the land or building used or designed to be used ...

EPA 608 Universal Exam ( ACTUAL EXAM ) Questions With Verified Solutions| ALREADY PASSED. Refrigeration technicians who violate the Clean Air Act can: - - ANSWER Lose their EPA certification, be fined, be required to appear in Federal court. After 1995, any supplies of CFC refrigerants to service existing units in the USA can only come from: - - ANSWER recovery and recycling. Refrigerant that is recovered can be returned to: - - ANSWER the same system or other systems owned by the same...

Which of the following processes are exothermic: 1) Adding magnesium to a solution of HCl 2) Water freezing on a cherry blossom 3) The reaction of H2 and O2 gases to form water correct answersAll In the "collapsing can" experiment demonstrated in class (where a small amount of water was added to an empty soda can and brought to a boil for several minutes) which of the following statements is false? a) Before heating, the pressure of gas inside the open can was the same as the pressure...

CNIT 176 exam 1 latest 2024 already passed Model One way of breaking down the layers of a computing system and thinking about how computers function Task Write a program that does soemthing Algorithm Breaking the task down ( Flow chart) Program Each step of algorithm might translate to many lines of code Instruction Set Architecture Processor independent program translated to a processor dependent program Microarchitecture The ISA is implemented by connecting small hardware components toge...