RAM DESIGN AND REVIEW

ELECTRICAL QUESTIONNAIRE 1. This is an energy charge relation that results in electric pressure which produces or tends to produce charge flow. a. Current b. Electromotive Force c. Volts d. Resistance 2. For new electrical installations, application shall be accompanied by technical specifications and electrical plans signed and sealed by whom? a. Architect b. Registered Electrical Engineer c. Professional Electrical Engineer d. Registered Master Electrician 3. These are used where it is desired to control a lamp(s) from two different points, e.g. Stairwell a. Four-way switches b. 2-gang switch c. 3-gang switch d. Three-way Switch 4. An over current protective device in a circuit which has an element that is heated and severed whenever it is passed by a current which is higher than its specific rating, thereby cutting the circuit. a. Fuse b. Circuit Breaker c. Switch d. Lamp 5. It is a slotted device to receive the prongs of plugs, offers a safe means of connecting portable electrical units into the circuit. a. Convenience Outlet b. Utility Box c. Switch d. Junction Box 6. What is the minimum clearance of conductors from a buildings roof if a conductor passes over the said roof? a. 2 meters b. 2.5 meters c. 3 meters d. 1 meter 7. Service Drop of communication lines shall have a minimum clearance of _____meters above the ground at its point of attachment to the building or pedestal. a. 2.5 meters b. 3 meters c. 4 meters d. 2.8 meters 8. A device designed to open and close a circuit by non-automatic means and to open automatically on a predetermined over current without damage to itself when properly applied within its rating. a. Switch b. Circuit Breaker c. Fuse d. Outlet 9. Service Drop Conductors, when crossing a street, shall have a clearance of not less than ____ meters from the crown of the street or sidewalk over which it passes. a. 2 meters b. 5.8 meters c. 5.5 meters d. 5 meters 10.A path of low resistance connection across a voltage. Resistance is zero; too much current. a. Current b. Over current c. Short Circuit d. Fuse 11.Refer to Figure 1: Which of the following is a Weather proof box? a. A b. B c. C d. D e. E f. F 12.Refer to Figure 1: Which of the following is a Utility Box? a. A b. B c. C d. D e. E f. F

13.Walls and roofs of transformer vaults, if made of concrete shall of have a minimum thickness of? a. 100mm b. 150mm c. 200mm d. 180mm 14.The inside walls and roof of transformer vaults shall have a cement or gypsum plaster with a minimum thickness of? a. 20mm b. 25mm c. 50mm d. 10mm 15.This is a type of current which changes in direction and strength in a given time. a. Alternating Current b. Direct Current c. Over current d. Voltage 16.GFCI is an over current protective device that will provide ground fault protection as well as function as an ordinary circuit breaker. GFCI stands for? a. GRID FAULT CIRCUIT INTERRUPTER b. GROUND FAULT CABLE INTERRUPTER c. GROUND FAULT CIRCUIT INTERRUPTER d. GROUND FAULT CURRENT INTERRUPTER 17.The name given to the practical unit of flow of electricity a. Volt b. Ohm c. Hertz d. Ampere 18.This is a machine which converts Electric power into mechanical power. a. Generator b. Motor c. Rectifier d. Alternator 19.During a thunderstorm, electricity was interrupted by a lightning strike, after 5-10 seconds the power was automatically restored by an emergency device. What was used? a. Safety Switch b. Automatic Transfer Switch c. Electric Switch d. Manual Transfer Switch 20.A substance that has free electrons/ other charge carries which permit charge flow when an EMF is applied across the said substance. a. Insulator b. Material c. Switch d. Conductor 21.A device for mechanical support of an electric device and for connection to the electrical supply. a. Socket b. Switch d. Lamp e. Wire 22.Refer to Figure 1: Which of the following is a Switch / Receptacle Box? a. A b. B c. C d. D e. E f. F 23.Refer to Figure 1: Which of the following is a Flush Floor Box? a. A b. B c. C d. D e. E f. F 24.The Standard frequency of power supplied by local power utility companies. (E.g. BENECO, MERALCO) a. 60 cycles b. 50 cycles c. 40 cycles d. 70 cycles 25.These are circular raceways used to enclose wires and cables and are of metal or plastic(PVC) a. Wires b. Bars c. Conduits d. Cable 26.Philippine Electrical Code a. PD 1096 b. R.A. 7920 c. R.A. 7902 d. R.A. 1378

27.A fabricated assembly of insulated conductors enclosed in flexible metallic sheath. a. Metal Clad Cable(MC) b. Mineral Insulated Cable(MI) c. Armored Cable(AC) d. Non-Metallic Sheathed Cable(NM/NMC) 28.A factory assembled cable of one or more conductors each individually insulated and enclosed in a metallic sheath of interlocking tape of a smooth or corrugated tube. a. Metal Clad Cable(MC) b. Mineral Insulated Cable(MI) c. Armored Cable(AC) d. Non-Metallic Sheathed Cable(NM/NMC) 29.This is also known by the trade name ROMEX, is a factory assembly of two or more insulated conductors having a moisture resistant, flame retardant, and non-metallic material outer sheath. a. Metal Clad Cable(MC) b. Mineral insulated Cable(MI) c. Armored Cable(AC) d. Non Metallic Sheathed Cable(NM/NMC) 30.Which of the following appliances requires an individual appliance circuit? (1) Water Heater (2)Range (3) Air Conditioner (4)Water Pump a. 1, 3, 4 b. 1, 2, 4 c. 2, 3, 4 d. All of the Above ELECTRICAL PLAN READING (refer to Project 1: 2-Storey Residential Building) 31.In Circuit # 1, how many Lighting Outlets are there? a. 15 b. 16 c. 20 d. 21 32.Which circuit has the least number of Convenience Outlets? a. Circuit # 8 b. Circuit #6 c. Circuit # 5 d. Circuit # 7 33.In the Circuit Breaker Panel Diagram, what will be the circuit breaker rating for the Circuit#1? a. 10A b. 20A c. 40A d. 15A 34.What is the total current load for Circuit#15? a. 3.91A b. 12.00A c. 26.08A d. 13.04A 35.In the Circuit Breaker Diagram, what will be the circuit breaker rating for Circuit # 5? a. 15A b. 20A c. 30A d. 40A 36.How many switches are there for lighting outlets on Circuit # 1? a. 3 b. 5 c. 6 d. 4 37.How many lighting outlets can be controlled by switch: S2km? a. 3 b. 5 c. 6 d. 4 38.In Circuit # 11, how many convenience outlets are there?

a. 9

b. 10 c. 8

d. 11

39.What is the total rating for the main protection for the whole electrical installation? a. 91.94A b. 125AT, 150AF c. 220A d. 20A 40.Which Circuit has a GFCI and has the most number of convenience outlets? a. Circuit # 5 b. Circuit #10 c. Circuit # 11 d. Circuit # 12 41.How many lighting outlets are there in Circuit # 3? a. 15 b. 19 c. 20 d. 21 42.In the Circuit Breaker Panel Diagram, what is the circuit breaker rating of Circuit # 3? a. 20A b. 15A c. 30A d. 40A 43.What is the Circuit Breaker Rating for Circuit#16? a. 15A b. 30A c. 40A d. 20A 44.Compute for the total load for Circuit #4. a. 10.00A b. 3.91A c. 4.35A d. None of the given 45.Size of wire for Circuit # 9 a. AWG 10 b. AWG 12 c. AWG 14 d. AWG 8