Reveiw Arch 2010ar333

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26 Consist of a platform or car traveling in vertical guides in a shaft or hoist way, with related hoisting and lowering

mechanisms.

a. scaffolding b. elevator c. escalator d. conveyor

27 Device for heating water or generating steam above atmospheric pressure.

a. broiler b. water heater c. radiator d. boiler

28 A system for transporting materials from one site to another, especially in a factory.

a. car b. steps c. conveyor d. escalator

2 !achine that decreases the volume and increases the pressure of a "uantity of air by mechanical means.

a. compressor b. relay c. motor d. condenser

#$ A device that maintains, control of the indoor environment%its desirable temperature, humidity, air circulation, and

purity for the occupants of that space or for the industrial materials that are handled or stored there.

a. &umidistat b. thermometer c. electric fans d. air'conditioning

#( Device that convert electrical energy into mechanical energy, by electromagnetic means.

a. motor b. generator c. rectifier d. alternator

#2 A machine that converts mechanical energy into electrical energy called

a. motor b. generator c. rectifier d. alternator

## Device for reducing the temperature of a li"uid, usually water, by bringing it into contact with an airstreams where a

small portion of the li"uid is evaporated and the ma)or portion is cooled.

a. cooling shower b. cooling water c. cooling tower d. cooling power

#* A machine often provides the most convenient and economical means of transporting relatively small articles between

levels. a. dumbwaiters b. escalators c. conveyor d. elevator

#+ ives stability to governor ropes.

a. tension sheave b. guide shoes c. counter weight d. car

#6 Are vertical trac-s that guide the car and counterweight

a. guide shoes b. guide rails c. hand rails d. railguard

#7 Are rectangular bloc-s of cast'iron stac-ed in a frame, which is supported at the opposite ends of the cables to car is

fastened.

a. elevator machine b. counterweight c. ropes d. limit switches

#8 /s the vertical passageway for the car and counterweight

a. a. sleeve b. counterweight c. shaft d. dumbwaiter

# Are fastened to car frame and counterweight at top and bottom.

a. a. compensation rope b. governor c. buffer d. guide shoes*$ /s a device to absorb the impact of car or counterweight at the lower limit of travel

a. a. compensation rope b. spring buffer c. buffer d. guide shoes

*( A device use for moistening the air at the desired degree

a. humidistat b. humidifier c. hygrostat d. thermostat

*2 An air'conditioning system in which the air is treated by e"uipment at one or more central locations outside the spaces

served and conveyed to and from these spaces by means of fans and pumps through duct and pipes.a. 0indow type air'con b. split type c. pac-age type d. centrali1ed air con

*# /ts function is to dispose the heat carried away from the condenser


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a. a. fan b. filter c. compressor d. relay

** ype of elevator that is raised or lowered "uite simply by means of movable rod or plunger

a. a. 3reight elevator b. passenger elevator c. hydraulic elevator c. electric elevator

*+ it is a device to control the temperature.

a. humidistat b. humidifier c. hygrostat d. thermostat

*6 /t is a three 4 section built up welded steel trussed framewor-, which supports the moving stairway component.

a. uide rails b. handrails c. russ d. railings

*7 /n electric elevator machine room is located at the

a. 3irst floor b. ground floor c. basement d. pent house

*8 /s mechanical device for transporting persons between two levels.

a. a. elevator b. escalator c. conveyor d. dumbwaiters

*. he ratio of the ma5imum demand of a system, or part of a system, to the total connected of a system

or the part of a system under consideration is called 4

a. demand factor b. safety factor c. fuse current rating d. fuse voltage rating

+$. . A machine, which transforms electrical power into mechanical power, is called

a. enerator b. ransformer c. lectric !eter d. lectric ectifier

+(. . An over current protective device with circuit'opening fusible member which is heated and served by the passage of over current through it is called

a. 3use b. 9witch c. hermostat d. 9afety valve

+2. A device to support a fusible lin- and to complete the contact between the fusible lin- and the fuse clips.

a. !ica ube b. 9plit -nobs c. 3use &older d. :orcelain 9pool ;rac-et

+#. A bo5 with a blan- cover, which serves the purpose of )oining different, runs of raceways or cable, provided with

sufficient space for connection and branching of the enclosed conductorsa. :ull ;o5 b.


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6+. An over current protective device with circuit opening fusible member which is heated and severed passage of over current

through it is called

a. fuse b. switch c. thermostat d. safety valve.

66. he opposition or friction to the flow of current

A. ohms b. resistance c. volts d. current

67. @nit of electrical resistance. A. ohms b. resistance c. volts d. current

68. Control intensity of current flow . . A. switch b. fuse c. rheostat d. current6. A piece of metal or an electrical conductor used to bypass an electrical device in an electrical system

a. fuse b. )umper c. circuit d. switch

7$. Are substances that carry or allow the flow of electric current

a. minerals b. convector c. insulator d. conductor

7(. :oints in the wiring system at wc current is ta-en to supply utili1ation e"uipmen.

electric rod. a. outlet b. inlet c. droplet c. outlet

72. he wire from the meralco pole to the point of attachment of the building.

a. service electric b. service drop c. service entrance d. service e5it

7#. @sed to measure electric currentB device used to measure rate of flow of electricity.

a.ammeter b. watts c. voltmeter d. wattmeter

7*. =ne ( horsepower E a. 7*6 -ilowatts.b. 7*6 megawatts c. 7*6 volts d. 7*6 watts

7+. ate of power used energy consumedB unit of power.a. -ilovolts. b. megawatts c. 7*6 volts d. 7*6 watts

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Reveiw Arch 2010ar333