Physics Domestic Electricity Revision

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What is direct current
when the current flows in one direction
1 of 8
What is an alternating current
when current constantly changes direction
2 of 8
What current is Mains electricity
Alternating current
3 of 8
What voltage and frequency does mains electricity operate at
230V and 50Hz
4 of 8
What is the equation for Frequency
f = 1/T
5 of 8
What is the equation for Power
P = V x I
6 of 8
What is the equation for Voltage
V = I x R
7 of 8
What is the equation for Power/Energy
P = E/T
8 of 8

Other cards in this set

Card 2

Front

What is an alternating current

Back

when current constantly changes direction

Card 3

Front

What current is Mains electricity

Back

Preview of the front of card 3

Card 4

Front

What voltage and frequency does mains electricity operate at

Back

Preview of the front of card 4

Card 5

Front

What is the equation for Frequency

Back

Preview of the front of card 5
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