Posterous theme by Cory Watilo

2.7

Click here to download:
Electrical Power and Energy Worksheet.doc (40 KB)
(download)

· 2.7 use the relationship between energy transferred, current, voltage and time:

energy transferred = current × voltage × time

E = I × V × t

E = V x I x t

E = electrical energy [ J , Joules ]

V = voltage [ V ]

I = current [ A ]

t = time [ s ]

1,000J = 1kJ

1,000,000J = 1MJ