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B-General Building 4
Electrical
| Question | Answer |
|---|---|
| Define "I" in Electrical Calculations | "I"=current (Measured in Amps) |
| Define "V, or E" in Electrical Calculations | "V" = voltage (Measured in Volts) |
| Define "R" in Electrical Calculations | "R" = resistance (Measured in Ohms) |
| Define "P" or "W" in Electrical Calculations | "P" = power (Measured in Watts) |
| Define Volts | The potential difference across the conductor which causes the current to flow |
| Define Ohms | The resistance of the conductor that must be overcome |
| Define Amps | The strength maintained in the conductor when the resistance is overcome |
| Define Watt's Law | Power (Watts) = I (Amps) x E (Volts) |
| Define Ohm's Law | E (Volts) = R (Ohms) x I (Amps) |
| What are the (3) basic requirements for placement of a Electrical Panel | 10' from corner or wall, 3' from windows, doors, or gas meters, 4'-6' from grade |
| How many feet can the SE cables hang over the finished roof? | 6 feet |
| The "Mast" or "Weather-head" must be positioned no more than _______ higher than the eave | 4 feet |
| A Kitchen Receptacle is required on any countertop at least _______ in width | 1 foot |
| What is the 2 ft./4 ft. rule in electrical? | Counter-top Receptacle placement in a Kitchen must be no more than 2 feet from any point on a wall without hitting receptacle |
| What is the maximum heighth a receptacle may be from the countertop | 20 inches |
| Islands and Peninsulas, in kitchens, require _______ | at least 1 GFI protected receptacle |
| A Island or Peninsula receptacle must be placed in the cabinet no more than _______ lower than the countertop | 12 inches |
| Overhangs exceeding ________ are not allowed above an in-cabinet kitchen receptacle | 6 inches |
| GFCI protection is required in which 8 instances? | Bathrooms, Kitchen, Dishwasher Circuits, Laundry Room, 6 feet of any sink, Outdoors, Garages, unfinished basement |
| one 20-amp outlet is required in the laundry room within ______ of the machines | 6 feet |
| ALL bedroom outlets should be | AFCI protected |
| Any outlet within 6 feet of a sink should be | GFCI protected |
| Any wall that is _______ or more in width requires a receptacle | 2 feet |
| What is the 6 ft./12 ft. rule in electrical? | 6' from any spot on the wall there should be a receptacle |
| Receptacles are required in hallways that are greater than _______ in length | 10 feet |
| Receptacles must be mounted less than ________ high | 5 1/2 feet |
| If a floor receptacle is placed more than _______ from the wall, it does not count towards the 6 ft./12 ft. Rule | 18 inches |
| Receptacles are required within ______ of each bathroom basin | 3 feet |
| Receptacles are REQUIRED outdoors at front and rear of dwelling, they must be no higher than ______ above grade | 6 1/2 feet |
| Receptacles are required for balconies if they are greater than | 20 square feet |
| Outdoor locations that may get wet require _________ on all receptacles | GFI protection and In-Use covers |
| Lighting may be a switched receptacle EXCEPT in | Kitchens and Bathrooms |
| Interior stairs required switched lighting at both ends if over _______ stairs exist | 6 |
| Lighting is required on all exterior doors EXCEPT | Garage vehicle doors |
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yobryan2009
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