What is a plenum - Study guides, Class notes & Summaries

IDFX 2023 Exam Questions with All Correct Answers What type of plan is always needed to begin space planning in an existing building? - Answer-Base plan For most planning problems, the most efficient type of circulation system is what? - Answer-double loaded corridor What is needed to determine rentable floor area? - Answer-net assignable area, efficiency factor, rentable-usable ratio What is the net area or net assignable area of a building? - Answer-It is the space a client needs for t...

IDFX 2023 Exam Questions with All Correct Answers What type of plan is always needed to begin space planning in an existing building? - Answer-Base plan For most planning problems, the most efficient type of circulation system is what? - Answer-double loaded corridor What is needed to determine rentable floor area? - Answer-net assignable area, efficiency factor, rentable-usable ratio What is the net area or net assignable area of a building? - Answer-It is the space a client needs fo...

PROPANE PRACTICE TESTS WITH COMPLETE SOLUTIONS According to the Two Permanent Openings Method one opening must commence within ____ and one must commence within ___ of the enclosure 12 inches of the top 12 inches of the bottom Room heaters shall NOT be installed in what occupancies? Health care and Residential board and care. Define a type B-W gas vent: It shall not have a listed capacity NOT LESS than that of the listed vented wall furnace to which it is connected. Listed ven...

NCTI Final Exam Field tech 5 to 6| New Update 2023/ 2024| Verified Questions and ANSWERs Lesson Two - ANSWER Lesson 2 Which small network is private to the organization sharing a common communications line linking together devices such as computers, printers, and other peripherals? - ANSWER Local Area Network (LAN) Which of the following is a unique address that is physically assigned to devices such...

1. When repairing a refrigeration system, a swaging tool set would be used to carry out which of the following operations? Ans: Swaging tools can be used to expand an end of one tube to fit onto a tube of the same original outside diameter. 2. In a refrigeration system that is not protected by a water failure switch, if the cooling water to the condenser fails, what will be the result for protective purposes? Ans: the compressor will shut down by the action of the high-pressure cutout s...

NATE Gas Heating Exam with Complete Solutions 100% Verified Graded A+ In a modern gas furnace, the component that separates the combustion gases from the supply air is the ______. a. gas valve b. heat exchanger c. inducer fan d. plenum box - Correct Answer b (heat exchanger) What type of furnace moves warm air through the conditioned space without a fan? a. Gravity b. Horizontal c. Lowboy d. Upflow - Correct Answer a (Gravity) Furnace heat exchangers generally are made of ______. ...

TFM12 EXAM | QUESTIONS & ANSWERS (VERIFIED) | LATEST UPDATE | GRADED A+ What is used to protect transformers or other devices supplied from power-supply conductors? Answer: A. An overcurrent device not rated over 20 Amperes. What does PLFA stand for? Answer: Power Limited Fire Alarm What does NPLFA stand for? Answer: Non-Power Limited Fire Alarm What material must NPLFA circuit conductors be made from? Answer: Solid or stranded copper What is a single station detector? Answe...

According to the Two Permanent Openings Method one opening must commence within ____ and one must commence within ___ of the enclosure - Answer-12 inches of the top 12 inches of the bottom Room heaters shall NOT be installed in what occupancies? - Answer-Health care and Residential board and care. Define a type B-W gas vent: - Answer-It shall not have a listed capacity NOT LESS than that of the listed vented wall furnace to which it is connected. Listed vented wall furnaces shall use whic...

Vivint Burglar Exam Questions All Correctly Answered 2024 Update What is the correct wiring configuration on a household fire alarm system initiating circuit - Answer -Series with EOL supervision In a residential alarm system, fire detection devices must - Answer -Cause an alarm that is clearly audible in all bedrooms What is the resistance across resistor R2 - Answer -3 ohms A characteristic of alternating current is that it - Answer -Changes polarity 60 times per second NFPA is ...

Fire Alarm TFM12 Questions and Answers (2022/2023) with Verified Solutions What does PLFA stand for? Power Limited Fire Alarm What does NPLFA stand for? Non Power Limited Fire Alarm What material must NPLFA circuit conductors be made from Only solid or stranded copper is permitted What is a single station detector? Battery powered smoke detectors that do not communicate off premises. What is a multiple station detector? Mains powered smoke detectors with battery backup that are linked togeth...