EG1L1

What is the unit of electrical current?

• Volt

• Amp

• Ohm

• Watt

Which voltage is considered distribution voltage?

• 345,000

• 230 kv

• 19,900/34,500

• 69,000

12,000/20,800 is considered transmission voltage. True or False?

• True

• False

Why are transmission structures larger than distribution structures?

• So that power companies can charge more for providing electricity

• The separation between the conductors need to be greater

• To make workers work harder

• To provide birds a high place to land so they can see farther.

Fill in the blank: One amp of current flows when a _______ of electrons passes a given point in one second.

• coulomb

• volt

• ohm

• watt

Fill in the blank: If the amperage is exceeded above the rating of a conductor, the conductor _______.

• cools down

• melts

• turns green

• gets hard

This instrument is used for reading voltages up to 480 volts.

• A) A watt-hour meter

• B) A hand held volt meter

• C) A water meter

• D) A osiliscope

What is the primary purpose of a transformer in an electrical circuit?

• To increase the current

• To decrease the voltage

• To change the voltage level

• To convert AC to DC

Fill in the blank: The resistance of a conductor is measured in _______.

• volts

• amps

• watts

• ohms

Which of the following is a common unit of power in electrical systems?

• Watt

• Volt

• Amp

• Ohm