AC Fundamentals week 6

What does 'AC' stand for in electrical terms?

• Alternating Current

• Active Current

• Amplified Current

• Analog Current

Fill in the blank: In AC circuits, the current ________ direction periodically.

• never changes

• changes

• remains constant

• decreases

Which of the following is a procedure to demonstrate general knowledge of electrical safety testing?

• Perform 120 VAC Electrical System Test

• Perform Hot Skin Test

• Perform AC Voltage Test

• All of the above.

Fill in the blank: To demonstrate general knowledge of electrical safety testing, one must perform a ______.

• A) 120 VAC Electrical System Test

• B) Hot Skin Test

• C) AC Voltage Test

• D) GFCI Test

Which of the following is included in the PDI of the 120 VAC electrical system?

• Inspecting the shore line cable

• Conducting a hot skin test

• Testing the converter operation

• All of the above.

The PDI of the 120 VAC electrical system includes ______.

• Documenting all defects and test results

• Ignoring the polarity of the system components

• Only testing GFCI circuits

• None of the above.

What is the purpose of using a non-contact proximity voltage tester (NCVT) in the Hot Skin Test?

• To measure temperature

• To detect voltage on metallic exterior components

• To check water pressure

• To test air quality.

Fill in the blank: The non-contact proximity voltage tester (NCVT) is used on the _______ exterior components of a building.

• Wooden

• Metallic

• Plastic

• Glass

What is the first step in performing a Hot Skin Test?

• Turn all circuit breakers OFF

• Turn all circuit breakers ON

• Plug the unit’s power supply cord into an external 120 VAC receptacle

• Unplug the unit’s power supply cord.

In a Hot Skin Test, you need to plug the unit’s power supply cord into an external ______.

• 240 VAC receptacle

• 120 VAC receptacle

• 110 VAC receptacle

• 220 VAC receptacle