Ag Mech I 4.06

Front

If the local rate for electricity is $0.13 per kilowatt-hour, how much should the electric bill be for 120 kilowatt-hours?

Back

$15.60

Front

A fuse is a:

Back

device used to protect circuits from an overload of current.

Front

How many watts make up a kilowatt?

Back

1,000

Front

What is the watt rating of a portable electric drill with 30 amps and 120 volts? W = V × A

Back

3600

Front

What is the unit of measurement of electrical pressure?

Back

volt

Front

What is the amperage of a circuit with ten 60-watt light bulbs in a 120-volt circuit? (Formula: A = W ÷ V)

Back

5

Front

A portable saw requiring 7.5 amperes of electricity is designed to be used in a 120-volt electrical circuit. How many kilowatts of current does this saw use in 1 hour? (Formula: W = V × A)

Back

0.9

Front

If electricity costs $0.15 per kilowatt-hour, how much does it cost to operate a router that requires 7.5 amperes of electricity and is used in a 120-volt electrical circuit for 2 hours? (Formula is W = V × A)

Back

$0.27

Front

A current-carrying conductor not under electrical pressure is a/an:

Back

neutral wire.

Front

An agricultural mechanics shop has five 200-watt lights, a 600-watt saw, and a 100-watt fan that were used for 5 hours. How many kilowatts of electricity were used?

Back

8.5