What is plenum space Study guides, Class notes & Summaries

NCIDQ IDFX QUESTIONS AND ANSWERS 100% PASS What is a safety data sheet (SDS)? Document provided by a manufacturer containing info about the physical makeup of a substance, proper storage and handling procedures, and other safety issues. Define composite wood veneer. Product made by slicing readily available, fast-growing trees into veneers, dyeing the veneers, and then gluing them together to create an artificial log. The log is then re sliced to produce a variety of wood veneers. Define clere...

Texas Insurance Code Chapter 6002 Prep for Fire Alarm Statute and Rules TFM11 and TFM12 NFPA 72 Questions and Answers 2023 Fire alarm device any device capable, through audible or visible means, of warning that fire or combustion has occurred or is occurring Fire alarm planning superintendent a licensed individual designated by a registered firm to: (A) plan a fire alarm or detection system that conforms to applicable adopted National Fire Protection Association standards or other a...

What network topology uses a token to communicate with? - Ring Topology Convert binary 1001100 to a decimal number. - 76 What type of cable is used in the open space above a dropped ceiling? - Plenum Rated Cable In a "Star" topology network, what device provides the central connection point? - Network switch or hub

Fire alarm device - ANSWERany device capable, through audible or visible means, of warning that fire or combustion has occurred or is occurring Fire alarm planning superintendent - ANSWERa licensed individual designated by a registered firm to: (A) plan a fire alarm or detection system that conforms to applicable adopted National Fire Protection Association standards or other adopted standards; and (B) certify that each fire alarm or detection system as planned meets the standards as pr...

NCIDQ-Chap 18-Mechanical & Electrical Systems Q&A Latest Review Test 2023 The device that controls the volume of air and its deistribution in an HVAC systems is called a A.) convector B.) grille C.) register D.) duct - ANS-C is correct. A convector transfers heat from a hot water system to the air. A grille may control the distribution of air but has not provisions for controlling the volume of air. A duct simply directs the transfer of air from one point to another. What type of ...

Nicet 1 Questions and Answers Already Passed A publicly accessible alarm box that can also be operated by one or more remote initiating devices or an auxiliary alarm system used to send and alarm to the communications center. Master Alarm Box These contain the name of protected premises, name of installer, location of protected premises, device legend and date of issue. Shop drawings Which kind of circuit doesn't include a redundant path? Class B If a deficiency is not corrected at the conc...

Journeyman test 2 with complete solutions 100% Verified Minimum width unobstructed provided for all sides of a boiler - answer18 inches When only horizontal ducts are used and all the combustion air is taken from the outside, grate opening shall be size based on how many BTUs hour - answer2000 BTUs an hour / vertical 4000 BTUs an hour Improper use of suction filter dryer may cause - answerRestriction of flow What do you never cut off in a mechanical room - answerVentilation exhaust When ...

HVAC journeyman prep test Exam Guide 2024 Questions and Answers A listed smoke damper designed to resist the passage of smoke shall be provided at each point in a duct or air transfer opening penetrates a: (A)smoke barrier wall (B)fire rated wall (C)interior wall (D)corridor wall - CORRECT ANSWER-Corridor wall (IMC 607.5.4) Flexible air duct may be what length? (A)10' (B)2' (C)14' (D)6' - CORRECT ANSWER14' (IMC 603.6.1.1) The maximum vertical distance between the front lower lip...

NATE Gas Heating Exam Verified Questions and answers 2023 Latest Update Since 1992, the United States Department of Energy has required that all furnaces sold and installed from that date on must have an AFUE of no less than: A: 70% B: 75% C: 78% D: 80% - correct answer C: 78% Many pre-1992 furnaces have efficiencies around . A: 10% B: 40% C: 60% D: 80% - correct answer C: 60% Today, furnaces with AFUE ratings greater than are available. A: 85% B: 90% C: 100% D: 110% - correct ...

Mode Field Diameter - Answer The diameter of the light emerging from the end of the fiber is also termed... core, cladding, and prime coating - Answer The basic construction of fiber is: zig-zag - Answer A multimode step-index fiber transmits light down the fiber in what pattern? Single-Mode - Answer This type of fiber has only one mode for the light to travel down. glass core and plastic cladding - Answer Plastic-clad silica cables have what kind of construction? material dispers...