BUILDING UTILITIES EXAM 2 QUESTIONS AND ANSWERS

BUILDING UTILITIES EXAM 2 QUESTIONS AND ANSWERS Maximum Conduit diameter of RSC that can connect to a junction box - answer3/4" Maximum diameter of IMC pipes - answer6" Length of #14 AWG in a box - answer150 meters Wall clearances of boilers - answer1.0 meters VRV - answerVariable refrigerant Volume Connector of TP cable - answerRJ11 Common type of chiller used in large-scale projects - answerAir-Water-Cooled An occupant operating panel located inside an elevator car - answerCar Operating Station RAD - answerReturn Air Duct 1 coulumb - answer6.25 x 10 raise to 18 electrons Commercial width of passenger elevator doors, except - answer24 inches Unit of electrical Resistance - answerOhm Components of slipt-type AC system, except - answerCooling tower A flexible SAD is connected to a rigid SAD, what is used to connect an air outlet to the flexible SAD - answerPlenum box BGM-PA - answerBackground music Public Address In the FDAS system, AP stands for - answerAnnunciator Panel FDAS coding system also known as March Time - answerMaster Coded Materia for elector shaft, except - answerModular Panels Method of connection of RSC - answerScrewed Maximum allowable connected load for 20 Ampere circuit - answer16 amps 1 HP - answer746 watts Who will approve and accept the newly constructed elevator hoistway - answerVendor FDAS - answerFire Detection and Alarm System A "Yellow Card" is issued by - answerMeralco Which does not belong - answerPanasonic PP-R meaning - answerPolyprelyne- Random Correct arrangement from service line to building supply line - answerService - gate - water meter- check - Building Minimum diameter of the main vent for water closets - answer50 mm 1 WFSU is equivalent to - answer1 cubic feet Minimum diameter of downspouts - answer2" A gate valve should be located at the following except - answerBefore the fixture supply pipe Which is not a plumbing appurtenance - answerFloor drain After the application of solvent cement, the uPVC pipes should be connected - answerin seconds Most expensive water closet based on Flushing method - answerSiphon Jet Which is a plumbing fixture - answerUrinal Unit of commercial water - answerPer cubic meter A comfort room for all gender is composed of - answer1 lav, floor drain, and WC A group of vent for non-battery of fixtures - answerRelief vent For economy, where should you place the downspouts - answerEmbed in the side walls of building Commercial length of Cast Iron Pipe - answer4 meters Minimum drainage air gap - answer1" Minimum depth of trap seal - answer50mm Minimum Diameter Nominal of PP-R Hot water line - answer20 mm Correct arrangement from supply line to fixtures - answerDeck tank - pump - pressure tank - fixtures Refers to a system of video feeds that are transmitted within a closed system from various security cameras - answerCCTV Stores data captures by cameras - answerDigital Video Recorder Uses wireless network to broadcast secure sginals - answerNetwork Video Recorder A network that enables communication between a computer and devices near a person - answerPersonal Area Network Used in buildings to connect computers and hardwares such as printers located relatively close together. Sharing resources, equipment, and files. - answerLocal Area Network (LAN) A computer network in which the computers connected may be far apart, generally having a radius of half a mile - answerWide Area Network (WAN) Used for 100 Mbps - answerCAT5 Used for 1000 Mbps - answerCAT 6 Controls and monitors Energy-consuming equipment in the building to make it operate more efficiently while maintaining a comfortable environment - answerBEMS/BAS Mode of heat transfer with a movement of heat through a substances in contact with each other - answerConduction Mode of heat transfer between a surface an a moving fluid - answerConvection Heat transfer involving movement of energy through electromagnetic waves - answerRadiation Shortest Wavelength - answerUltraviolet (UV) Longest Wavelength - answerInfrared The insulating ability of a Construction assembly of materials - answerTotal Thermal Resistance Refers to physical, chemical, and biological characteristics of air in the interior spaces of a building. Must satisfy respiratory gases, adequately diluted airborne contanimants, and be thermally satisfactory - answerIndoor Air Quality (IAQ) Liquid Refrigerant forced through an expansion valve causing it to change into a _ - answerlow-temperature liquid