Building Utilities 08
Prepared for:Architecture Overload
- 1.A type of perimeter detector which is subject to false alarm from aircraft radar and from movement outside building through window, wood doors, and the like. It uses radio waves.
- A.
Microwave
- B.
Passive Infrared with Ultrasonic (or Microwave)
- C.
Proximity / Capacitance
- D.
Ultrasonic
- 2.This type of perimeter detector uses both the Passive infrared and Ultrasonic or Microwave system.
- A.
Microwave
- B.
Passive Infrared with Ultrasonic (or Microwave)
- C.
Proximity / Capacitance
- D.
Ultrasonic
- 3.This type of perimeter detector detects a change in capacitance of the area covered, caused by intrusion.
- A.
Microwave
- B.
Passive Infrared with Ultrasonic (or Microwave)
- C.
Proximity / Capacitance
- D.
Ultrasonic
- 4.A high intensity discharge lamp in which the light is produced by the radiation from a mixture of a metallic vapor, similar to that of a mercury lamp in construction.
- A.
Mercury Lamp
- B.
Metal Halide Lamp
- C.
Tungsten Halogen Lamp
- D.
High-Pressure-Sodium (HPS)
- 5.A type of lamp popular for lighting commercial interiors, uses argon gas to ease starting, it produces light by means of an electric discharge in mercury vapor.
- A.
Mercury Lamp
- B.
Metal Halide Lamp
- C.
Tungsten Halogen Lamp
- D.
High-Pressure-Sodium (HPS)
- 6.A type of lamp which produces light by means of the reaction of halogen additive in the bulb reacts with chemically with tungsten.
- A.
Mercury Lamp
- B.
Metal Halide Lamp
- C.
Tungsten Halogen Lamp
- D.
High-Pressure-Sodium (HPS)
- 7.In elevator, it detects the obstacles during the door closing, and reopens the door if there is something. Photocell can be used together with this.
- A.
Safety Shoe
- B.
Weighing Device
- C.
Fascia Plate
- D.
Handrail Guard
- 8.In elevator, it makes the buzzer alarm when the car is overloaded and the door remains open until overloading is eliminated.
- A.
Weighing Device
- B.
Handrail Guard Switches
- C.
Fascia Plate
- D.
Sheave
- 9.In elevator, it protects the equipment from over current.
- A.
Circuit Breaker
- B.
Handrail Guard Switches
- C.
Limit Switches
- D.
Disconnect Switch
- 10.In elevator, these prevent the excessive car travel at the highest and lowest floor.
- A.
Circuit Breaker
- B.
Handrail Guard Switches
- C.
Limit Switches
- D.
Disconnect Switch
- 11.In escalators, these stop the escalator if a foreign object becomes wedged at the guard.
- A.
Circuit Breaker
- B.
Handrail Guard Switches
- C.
Limit Switches
- D.
Disconnect Switch
- 12.In escalators, this is located at the bottom truss of the escalator and provided with on and off positions to stop or prevents the escalator from starting during maintenance service.
- A.
Circuit Breaker
- B.
Handrail Guard Switches
- C.
Limit Switches
- D.
Disconnect Switch
- 13.This device, in escalators, is provided at the drive unit location to protect against accidental movement of the escalator during inspection of the drives or during general maintenance.
- A.
Mechanical Maintenance Locking Device
- B.
Disconnect Switch
- C.
Knife Switch
- D.
Limit Switches
- 14.This device, in escalators, stops the escalator automatically if an abnormal current is supplied to the motor.
- A.
Disconnect Switch
- B.
Knife Switch
- C.
Limit Switches
- D.
Current Overload Safety Switch
- 15.This switch cuts off all current supply to the escalator for inspection, maintenance, or repairs.
- A.
Disconnect Switch
- B.
Knife Switch
- C.
Limit Switches
- D.
Current Overload Safety Switch
- 16.In a lightning protection system, the combination of a metal rod and its brace or footing, on the upper part of a structure.
- A.
Ground Rod
- B.
Air Terminal
- C.
Lightning Rod
- D.
Protective Assembly
- 17.One of the earlier plastic to be developed in 1938, a du pont trade name for the white, soft, waxy, and non-adhesive polymer of tetrafluoroethylene.
- A.
Teflon
- B.
Solvent
- C.
O-ring
- D.
Adhesive
- 18.The number of cycles per unit time of a wave or oscillations expressed in hertz of cycles per second.
- A.
Wavelength
- B.
Frequency
- C.
Sine Wave
- D.
Sound Wave
- 19.Of a partition, the number of decibels by which sound is reduced in transmission through it; a measure of the sound insulation value of the partition, the higher the number, the greater the insulation value.
- A.
Transmission Loss
- B.
Audible Transmission
- C.
Sabin
- D.
Decibel Drop
- 20.The cooling effect obtained when 1 ton of ice at 32 oF (0 oC) melts to water at the same tmeperature in 24 hrs. (equivalent to 12,000 Btu/hr)
- A.
Ton of Refrigeration
- B.
HP of Refrigeration
- C.
Ton of Ventilation
- D.
HP of Ventilation
- 21.Which statement is not true?
- A.
Cleanouts may be omitted on a horizontal drain less than 1.5 meters in length unless such line is serving sinks or urinals.
- B.
No galvanized wrought iron or galvanized steel pipe shall be used underground and shall be kept at least 15 cms above ground.
- C.
1 3/4" diameter is 'not' a commercial size of G.I. Pipe for water supply.
- D.
3" diameter is 'not' a commercial size of G.I. Pipe for water supply.
- 22.Which statement is not true?
- A.
Number of fixture unit is one parameter in sizing a drainage pipe.
- B.
Brass and cast iron body cleanouts shall not be used as a reducer or adapter.
- C.
60˚ branches or offsets may be used only when installed in a true vertical positio
- D.
Wooden septic tanks are allowed.
- 23.TW in electrical wire specification means.
- A.
Moisture and Heat Resistant- Cross-Linked Thermosetting
- B.
Moisture resistant, in wet and dry location
- C.
Heat Resistant in wet and dry location
- D.
Moisture Resistant Cross-Linked Thermosetting
- 24.XHHN in wire specification means.
- A.
Moisture and Heat Resistant- Cross-Linked Thermosetting
- B.
Moisture resistant, in wet and dry location
- C.
Heat Resistant in wet and dry location
- D.
Moisture Resistant Cross-Linked Thermosetting
- 25.Collection line of a plumbing system is sometimes referred to as.
- A.
House Drain
- B.
House Sewer
- C.
House Sanitary Drainage
- D.
House Plumbing System
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