Formulae - Electricity Flashcards

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1
Q

Q

A

= it

- (1C = 1 A.s)

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2
Q

V

A

= W/Q
- (1 volt = 1 J/C)
= IR

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3
Q

W

A
= VQ
= V(it)
= (I^2)Rt
= (V^2)(t)/(R)
= Pt
  • Graphs - are all directly proportional except for Current which is a sloping graph
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4
Q

P

A

= W/t
= VI
= (I^2)R
= (v^2)/R

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