This Quiz On Building Utilities 11 Is Only For Geniuses
As we continue revising on building utilities the quiz below is the 11th one and is designed to put you on the right track before the exams. It is only designed for geniuses so if you can get a good score you should consider yourself ready for the exams. All the best!
- 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.Color code for pipes containing acid.
- A.
Orange
- B.
Yellow
- C.
Red
- D.
Black
- 5.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)
- 6.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)
- 7.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)
- 8.A type of lamp generally used for roadways and sidewalks, uses sodium gas.
- A.
Mercury Lamp
- B.
Metal Halide Lamp
- C.
Tungsten Halogen Lamp
- D.
High-Pressure-Sodium (HPS)
- 9.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
- 10.It prevents passengers from falling into the hoistway when they try to get out of the car which is stopped between the floors.
- A.
Weighing Device
- B.
Handrail Guard Switches
- C.
Fascia Plate
- D.
Sheave
- 11.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
- 12.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
- 13.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
- 14.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
- 15.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
- 16.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
- 17.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
- 18.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
- 19.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
- 20.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
- 21.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
- 22.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.
HP of Refrigeration
- B.
Ton of Ventilation
- C.
Ton of Refrigeration
- D.
HP of Ventilation
- 23.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.
- 24.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 position.
- D.
Wooden septic tanks are allowed.
- 25.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
Related Topics
Recent Quizzes
Back to top