Lesson 7 DC Theory 2

The single-pole, single-throw switch is normally wired ? between the source and the load to turn devices on and off.

• to the ground conductor

• in parallel

• in series

• in a series and parallel combination

A ? is a switch that is always used in pairs that control a single load such as a light fixture from two locations.

• double pole switch

• 4 way switch

• single pole switch

• 3 way switch

The three-way switch has ? terminal screws and has no ON/OFF markings on the toggle.

• 1

• 2

• 3

• 4

A four-way switch is used in conjunction with two three-way switches to control a single load (such as a light fixture) from ? location(s).

• 1

• 2

• 3 or more

• A 4 way switch is not used with 3 way switches

There is no limit to the amount of four-way switches that can be used with two three-way switches.

• True

• False

The four-way switch has ? terminal screws and has no ON/OFF markings on the toggle.

• 1

• 2

• 3

• 4

A ? receptacle is two receptacles built with a common body and mounting means which is designed to accept two plugs.

• duplex

• triplex

• fourplex

• outlet