Wednesday 21 September 2011

4.15

4.15

10 June 2011

11:54
· 4.15 use the relationship between power, work done (energy transferred) and time taken:

power = work done P = Wd

time taken t

P = Wd / t

P = E / t

P = Power (Watts, W)

Wd = Work Done (Joules, J)

E = Energy Transferred (Joules, J)

t = Time (s)

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