Ag. Mech 4.06-4.07

Front

If an electric motor requires 5 amperes of electricity and is designed to be used in a 120-volt electrical circuit, how many watts of current will that motor use in one hour? (Formula: W = V x A)

Back

600

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

What is the amperage rating of an electrical device that uses 8 kilowatts of electricity when operated for 10 hours in a 120-volt circuit? (Formula: A = W ÷ V)

Back

6.67

Front

How many watts make up a kilowatt?

Back

1000

Front

What is the unit of measurement of electrical pressure?

Back

volt

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

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

What is a device used to protect circuits from an overload of current?

Back

fuse

Front

A current-carrying conductor under electrical pressure is a/an:

Back

hot wire

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 x A)

Back

$0.27