Hort Quiz - Section 11

The major power source for stationary equipment in houses, farm buildings, and agribusinesses is:

• Diesel fuel

• Electricity

• Gasoline

• Steam

Electricity produces:

• Chemical changes

• Heat and light

• Magnetism

• All of these

A device that produces direct current by means of magnetism is:

• A generator

• An alternator

• A turbine

• A pole

A device used to protect circuits that can be reset is a:

• Three-way switch

• Ground-fault interrupter

• Fuse

• Circuit breaker

A device in circuit to protect against human shock is a:

• Three-way switch

• Ground-fault interrupter

• Fuse

• Circuit breaker

Electricity is distributed to branch circuits by:

• An electric meter

• An entrance head

• A service drop

• A service entrance panel

Tubes used to carry wires are called:

• Armored cable

• Conduit

• Nonmetallic sheathed cable

• Pipe

A suitable wire for high temperature, high moisture locations is:

• Type T

• Type THHN

• Type THW

• WVA

A cable consisting of No. 12 wire, one black, one red, and a ground wire will be stamped:

• 12-2

• 12-3

• 12-3 w/g

• 12-3 BRW

In order to run copper wire in a building 100 ft to a 10-ampere, 120-volt motor, and hold the voltage drop to 2 percent, the minimum size of wire must be:

• No. 12

• No. 10

• No. 8

• No. 6