(→Energy) |
(→Power) |
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Power of cos(2t) | Power of cos(2t) | ||
| − | <math>P = 1 | + | <math>P = \frac{1}{t2-t1}\int_{t2}^{t1}{|f(t)|^2}dt</math> |
Revision as of 10:10, 5 September 2008
Energy
Energy of cos(2t)
$ E = \int_{t2}^{t1}{|(f(t)|^2}dt $
Power
Power of cos(2t)
$ P = \frac{1}{t2-t1}\int_{t2}^{t1}{|f(t)|^2}dt $
