Residential Wiring Chap. 10 Flashcard

Front

What is the volume allowance for each looped or coiled, unbroken length of conductor at least 12 inches long that passes through a box without splice or connection?

Back

Twice the actual conductor size.

Front

Is it acceptable to support electrical boxes above a dropped ceiling with the same wires that hold up the dropped ceiling?

Back

False

Front

What is the maximum weight of ceiling-suspended paddle fans that can be supported by an outlet box, provided the box has the maximum weight it can support marked on it?

Back

35 pounds.

Front

What type of saw is often used to cut holes in lath and plaster or plasterboard walls when installing old-work electrical boxes?

Back

Sheetrock saw or keyhole saw.

Front

What is the purpose of a volume allowance in electrical box installations?

Back

To ensure adequate space for conductors and connections.

Front

What is the significance of marking the maximum weight on an outlet box?

Back

It indicates the safe load limit for ceiling-suspended fixtures.

Front

What is the definition of a conductor in residential wiring?

Back

A material that allows the flow of electrical current.

Front

What is the difference between a splice and a connection in electrical wiring?

Back

A splice joins two conductors together, while a connection links a conductor to a device or terminal.

Front

What safety considerations should be taken when installing electrical boxes?

Back

Ensure proper support, avoid overloading, and follow local codes.

Front

What is the role of an electrical box in residential wiring?

Back

To house electrical connections and protect them from damage.