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CORREL BU 2018
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  • 問題数 44 • 11/7/2024

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    問題一覧

  • 1

    All water supply, drainage, venting system and all fixtures and their traps complete with their connection is?

    Sanitary system

  • 2

    The force requires to move water inside the pipe is called?

    pressure

  • 3

    A pipe from the street water main to the building served is?

    service pipe

  • 4

    This is a portion of the rain water which has percolated into the earth to form underground deposits.

    seepage

  • 5

    A pipe between the water meter to the fixture

    distribution pipe

  • 6

    A device scientifically designed to prevent the backflow of gases into the fixtures

    trap

  • 7

    A controlled outlet on a pipeline used to discharge water?

    gate valve

  • 8

    A valve installed alongside the water meter and on branch lines to shut off the entire system.

    shutoff valve

  • 9

    A pipe fitting to change in one single direction (course) of the flowing of the water.

    elbow

  • 10

    A fitting used to connect a branch pipe into a staight run of piping at 45 deg. angle. Available with end connection that are of the same size or with various combinations or reduced pipe sizes in any direction.

    wye

  • 11

    This is a receptacle or vault used to collect organic wastes discharge from the house sewer?

    septic tank

  • 12

    Sizes of vertical and horizontal drainage pipe shall be determined from?

    total fixture unit

  • 13

    This type of drain receives the discharges of sanitary as well as storm wastes?

    combined drain

  • 14

    A portion of the drainage installation which maintains a balanced atmospheric pressure inside the pipes?

    ventilation

  • 15

    A a pipe on the fixture side of the trap through which vapor or foul air is removed from a room fixture

    vent

  • 16

    A hose fitting with clapper valves fro combining the flow from two or more lines of hose into single stream. The inlet fitting of fire standpipe located above ground level.

    siamese connection

  • 17

    A system in which a sprinkler heads are attached to pipes containing pressurized water

    pre action

  • 18

    Person who handled incident that require extricating trapped people from fallen structure and other situation

    firefighter

  • 19

    A term used in fire suppression system, which refers to an operation of the system without human intervention when fire occurs.

    automatic

  • 20

    An active fire protection measure and a source of water to enable fire fighters to tap into the municipal water supply to assist in extinguishing fire.

    fire plug

  • 21

    A receptacle in which liquid are retained for a sufficient period of time to allow settlement material to deposit

    catch basin

  • 22

    Where are the storm sewer usually placed?

    Under the side walk on narrow road and under the road on wide road

  • 23

    What is the smallest gutter size?

    24”

  • 24

    Minimum slope of horizontal pipes?

    2%

  • 25

    What is not a rule of thumb in designing drainage?

    As much as possible, pipes must run in a straight line

  • 26

    A device designed to open and close a circuit by non automatic means and to open the circuit automatically on a predetermined over current without damage ti itself when properly applied within its rating.

    circuit breaker

  • 27

    A physical entity associated with the atomic structure of matter that occurs in polar forms (positive and negative) and that are separate by expenditure of energy.

    electricity

  • 28

    A protective device with a fusible element that opens the circuit by melting when subjected to excessive current.

    fuse

  • 29

    The unit of electrical power, equal to the product of 1 volt and i ampere in DC values, or in rms AC values.

    watt

  • 30

    A piece of apparatus or device for making, breaking or changing the connection in an electrical current in the circuit.

    switch

  • 31

    Part of an electric elevator which serves as a load carrying unit of an elevator including its platform, frame and enclosure.

    car

  • 32

    Which of the following is not considered in elevator selection.

    none of the above

  • 33

    A vertical passageway for the car and counterweight.

    shaft

  • 34

    A type of fire alarm system usually designed to produce four rounds of signals to identify the location of fire or the initiating device.

    coded system

  • 35

    A machine for drawing refrigerant from the evaporator at a relatively low pressure, compresses it and then discharges it to the condenser.

    compressor

  • 36

    The ratio of the weight of the water vapor actually in humid air to the maximum possible weight of water vapor that the air could contain at the same temperature.

    relative humidity

  • 37

    It is the bending of waves when they enter a medium where their speed

    refraction

  • 38

    It is the bending of waves around small obstacles and the spreading out

    defraction

  • 39

    It the build-up of sound within the room, resulted from repeated sound

    reverberation

  • 40

    Which of the following guidelines does not apply in eliminating reflection of sounds.

    Reflective surfaces should be placed for rear walls in auditorium

  • 41

    Considering the directionality of speech, the maximum sidewall-splay for a fan shaped-room is.

    60 deg

  • 42

    The efficacy of fluorescent lamp depends on operating current and the phosphors utilized. The most efficient of which are

    warm white lamps

  • 43

    Lighting in which the luminaries are in general diffuse category but emit little or no light at angles near a horizontal plane drawn through them.

    direct indirec lighting

  • 44

    The ratio of illumination at a point on a given plane to the illumination on a horizontal plane from the whole of an obstructed sky of assumed or known illuminate distribution, or a measure of the daylight illumination at that point.

    daylight factor