What is AC (Alternating Current)?

Electrical Terms and Definitions for Grade 7

Flashcard
•
Physics
•
7th Grade
•
Hard
Jacob Bebar
FREE Resource
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55 questions
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1.
FLASHCARD QUESTION
Front
Back
Electric current that periodically reverses direction, commonly used in power transmission.
2.
FLASHCARD QUESTION
Front
What does an AC Generator do?
Back
Converts mechanical energy into alternating current (AC) electrical energy.
3.
FLASHCARD QUESTION
Front
What is an AC Motor?
Back
A motor that converts electrical energy into mechanical energy using a rotating magnetic field.
4.
FLASHCARD QUESTION
Front
What is Active Power?
Back
The actual power consumed or produced in an electrical circuit, measured in watts (W).
5.
FLASHCARD QUESTION
Front
What is an Actuator?
Back
A device that converts electrical signals into mechanical motion.
6.
FLASHCARD QUESTION
Front
What is an Ammeter used for?
Back
To measure electric current in amperes (A) flowing through a circuit.
7.
FLASHCARD QUESTION
Front
What is Ampacity?
Back
The maximum current a conductor can carry continuously without exceeding temperature limits.
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