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Alternating currents and rms values

Card 1 of 20

What is the defining characteristic of an alternating current?

A

It changes voltage periodically.

B

It changes magnitude periodically.

C

It changes direction periodically.

D

It has a constant direction periodically.

Card 1 of 20

Alternating currents and rms values Flashcards

  1. A Level
  2. /Physics
  3. /Alternating currents and rms values

20 flashcards on Edexcel A Level Physics Alternating currents and rms values: the key terms, definitions and equations you need to recall for Paper 1, Paper 2 and Paper 3.

Flashcards