Electricity

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  • Created by: Steph.S
  • Created on: 01-03-17 14:26
What is current?
The rate of flow of charge
1 of 5
What is potential difference (p.d)?
The work done per unit charge
2 of 5
Equations?
I (current) = ΔQ (charge)/Δt (time), V (voltage)=W (work done)/Q (charge), R (resistance)= V (voltage)/I (current)
3 of 5
In an ideal situation, what resistance does an ammeter have?
None
4 of 5
In an ideal situation, what resistance does an voltmeter have?
Infinite
5 of 5

Other cards in this set

Card 2

Front

What is potential difference (p.d)?

Back

The work done per unit charge

Card 3

Front

Equations?

Back

Preview of the front of card 3

Card 4

Front

In an ideal situation, what resistance does an ammeter have?

Back

Preview of the front of card 4

Card 5

Front

In an ideal situation, what resistance does an voltmeter have?

Back

Preview of the front of card 5

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