Electrical Quiz #1
1. (2) Q: How does lightning occur? And describe how hot a lightning strike is.
2. (2) Q: What is wattage? How can you explain wattage to someone?
3. (2) Q: What is voltage? How can you explain voltage to someone?
4. (2) Q: What is amp? How can you explain amps to someone?
5. (2) Q: What is AC power? Where can we find it?
6. (2) Q: What is DC power? Where can we find it?
7. (3) Q: The powerlines that are outside have three racks or levels of lines, what power or info runs in the top most lines, the second most lines, and the bottom most lines (closest to the road)?
8. (2) Q: Explain why you can not simply plug a light into a solar panel to power it.
9. (2) Q: What is a free electron? How does it work to move electricity?
10. (1) Q: Who put the key on the string attached to the kite?
2. (2) Q: What is wattage? How can you explain wattage to someone?
3. (2) Q: What is voltage? How can you explain voltage to someone?
4. (2) Q: What is amp? How can you explain amps to someone?
5. (2) Q: What is AC power? Where can we find it?
6. (2) Q: What is DC power? Where can we find it?
7. (3) Q: The powerlines that are outside have three racks or levels of lines, what power or info runs in the top most lines, the second most lines, and the bottom most lines (closest to the road)?
8. (2) Q: Explain why you can not simply plug a light into a solar panel to power it.
9. (2) Q: What is a free electron? How does it work to move electricity?
10. (1) Q: Who put the key on the string attached to the kite?
Electrical Quiz #2
Q: (3) What is the name for the wire that has black white and a ground used in houses?
A: Romex
Q: (2) What are the two sizes of wire used in 110volt circuits?
A: 14/2 and 12/2
Q: (2) Which is the larger wire used for dedicated plugs witha 20 amp breaker? Generally what colour is this wire when purchased in BC?
A: 12/2, yellow.
Q: (2) What is a junction box? What kinds of things do you install in a junction box?
A: A plastic or metal box with an access plate for wiring connections. You install switches, plugs or lights in a junction box.
Q: (1) What are marettes?
A: Plastic screw type connectors for wire connections.
Q: (1) Code height of a light switch?
A: 48" from the floor to the bottom of the junction box.
Q: (1) Code location of a plug from the floor?
A: 12" from the floor to the bottom of the junction box.
Q: (2) Where would you find 110 volt dedicated plugs in a house? Give two examples of appliances that require dedicated wiring?
A: In the bathroom, in the kitchen. Appliances are, a fridge, microwave, washer, dishwasher, freezer, toaster, dryer, curling iron.
Q: (2) Code number of plugs and spacing for a room, what is the 6 12 rule?
A: Outlets should be spaced no more than 12' apart. 6' from every corner and 6' from any doorway, any flat wall space more than 2' wide needs to have a plug.
Q: (1) What tool do we use to ensure that plugs and lights on a ceiling are straight? (hint, it is not a tape measure)
A: Laser level.
Q: (2) What is an S1 and S2 used for?
A: S1 is a staple for 14/2 wire and S2 is a staple for 12/2 or two 14/2 wires stacked up.
Q: (2) When we drill through a stud for passing wires through what must we do?
A: Drill in the middle of the stud and use a metal plate to protect the wiring from drywall screws.
Q: (2) In what order do the contractors work on the house? Plumber, electrician, framer?
A: Framer, plumber then electrician. The framer frames the walls, the plumbers equipment can not be relocated, for example, a toilet needs to be in a specific location.
Q: (3) Give three appliances that run on 220v in a house?
A: Electric stove, electric hot water tank, air conditioning, Level 2 or 3 EV plug, dryer, welder.
Q: How many circuits (plugs or lights) can be wired off of one 15 amp breaker and 20 amp breaker?
A: 8 for 15 amps, 10 for 20 amps.
A: Romex
Q: (2) What are the two sizes of wire used in 110volt circuits?
A: 14/2 and 12/2
Q: (2) Which is the larger wire used for dedicated plugs witha 20 amp breaker? Generally what colour is this wire when purchased in BC?
A: 12/2, yellow.
Q: (2) What is a junction box? What kinds of things do you install in a junction box?
A: A plastic or metal box with an access plate for wiring connections. You install switches, plugs or lights in a junction box.
Q: (1) What are marettes?
A: Plastic screw type connectors for wire connections.
Q: (1) Code height of a light switch?
A: 48" from the floor to the bottom of the junction box.
Q: (1) Code location of a plug from the floor?
A: 12" from the floor to the bottom of the junction box.
Q: (2) Where would you find 110 volt dedicated plugs in a house? Give two examples of appliances that require dedicated wiring?
A: In the bathroom, in the kitchen. Appliances are, a fridge, microwave, washer, dishwasher, freezer, toaster, dryer, curling iron.
Q: (2) Code number of plugs and spacing for a room, what is the 6 12 rule?
A: Outlets should be spaced no more than 12' apart. 6' from every corner and 6' from any doorway, any flat wall space more than 2' wide needs to have a plug.
Q: (1) What tool do we use to ensure that plugs and lights on a ceiling are straight? (hint, it is not a tape measure)
A: Laser level.
Q: (2) What is an S1 and S2 used for?
A: S1 is a staple for 14/2 wire and S2 is a staple for 12/2 or two 14/2 wires stacked up.
Q: (2) When we drill through a stud for passing wires through what must we do?
A: Drill in the middle of the stud and use a metal plate to protect the wiring from drywall screws.
Q: (2) In what order do the contractors work on the house? Plumber, electrician, framer?
A: Framer, plumber then electrician. The framer frames the walls, the plumbers equipment can not be relocated, for example, a toilet needs to be in a specific location.
Q: (3) Give three appliances that run on 220v in a house?
A: Electric stove, electric hot water tank, air conditioning, Level 2 or 3 EV plug, dryer, welder.
Q: How many circuits (plugs or lights) can be wired off of one 15 amp breaker and 20 amp breaker?
A: 8 for 15 amps, 10 for 20 amps.